GMC Acadia GMC Acadia

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GMC Acadia repairs by problem area

Engine (22%)

Transmission and Drivetrain (10%)

Brakes and Traction Control (4%)

Suspension and Steering (19%)

Electrical and Air Conditioning (27%)

Paint, Rust, Leaks, Rattles, and Trim (10%)

Other (8%)

Chart based on 1501 repairs.
See TSBs and recalls for the GMC Acadia.

GMC Acadia engine repair cost distribution

$2500+ (5%)

$1000 - $2499 (8%)

$500 - $999 (13%)

$100 - $499 (21%)

< $100 (52%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 227 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2019 GMC Acadia 4dr SUV

310-horsepower 3.6L V6 6-speed shiftable automatic FWD

7500 mi Annoying rattle inside the cabin. They found a broken exhaust flange 

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2016 GMC Acadia 4dr SUV

281-horsepower 3.6L V6 6-speed shiftable automatic AWD

44000 mi

US $50
Po462. Hard start after tank fill. Replaces the purge solenoid Po171/174*running lean. Replaces the upper PCV. On air intake 

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2015 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic AWD

14000 mi Fuel delivery system, Pump A has to be replaced was trigerring a chk engine light under acceleration and if the tank gas level was below 1/2! 

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2015 GMC Acadia 4dr SUV

281-horsepower 3.6L V6 6-speed shiftable automatic FWD

19200 mi Warning light came on to check engine. Dealer reset code. Said it was minor. 
25000 mi Exhaust 
19000 mi Engine oil leak From pan and cover Pan and cover removed and resealed 

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2015 GMC Acadia 4dr SUV

281-horsepower 3.6L V6 6-speed shiftable automatic AWD

42000 mi

US $40
P0496 code and difficult to start after fuel fill up. Replaced Evap solenoid near throttle body. 
33000 mi Bad solenoid valve 

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2014 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic FWD

90000 mi Front, left motor mount broken 
96000 mi A hose was loose allowing exhaust to leak into the cabin. I suspect it was pulled loose when they replaced the engine mount, but I can't be sure. 
115000 mi The car was driving fine then it stumbled very badly, shook a lot, and died in traffic. Wouldn't restart. Towed to the dealer and they said there was a hole in one of the pistons and with the damage that it caused, a new engine was needed. After labor and tax, it would be $7800.00 

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2013 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic FWD

2000 mi Popping noise when making sharp turns, under passenger front. Determined to be exhaust hitting heater pipes-Dealer wrapped heater pipes with rubber to isolate the sound if pipes come in contact. 
20500 mi very Minor oil leak. 

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2013 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic AWD

71000 mi

US $50
EVAP Valve Replaced 
20800 mi Oil leak. 

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2012 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic FWD

65000 mi

US $220
Evap intake valve failure. Common problem for Acadia over 50K miles. 

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2012 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic AWD

72900 mi

US $600
Dealer replaced water pump under warantee. 
77000 mi

US $151
Cooling system diagnostic. It runs fine until the outside temperature hits 95+. It hasn't been that hot. My question for the service manager was what happens if I tow? 
31500 mi

US $390
Dealer claimed that one of the ignition coils had failed. 
68100 mi

US $252
Emission evap solenoid 
11240 mi Cylinder misfire caused traction control ans stabilatrack to shut down. Engine cylinder misfire caused the whole car to shut down. 

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2011 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic FWD

65700 mi leaking seal to engine caused clicking noise. Dealer said a bulletin stated this condition appeared at 50,000 miles, which was when our appeared. Warranty covered, just barely. 
70000 mi

US $650
Water pump leaking, had to be replaced at 5 years and 70k miles 
24000 mi Leaking timing chain cover seal. Dealer fixed. Water pump leaking. 
21000 mi coolant use/loss. Water pump leak when cold. water pump was replaced engine oil leak by oil filter adapter. Dealer replaced oil filter.Stated it was leaking. Dealer failed to clean area. Will have to recheck myself after a few hundred miles. Dealer also changed oil. overfilled by 1/2 a quart 
25000 mi Check engine light on,engine reduced power message DTC PO091. Found and repaired high pressure fuel pump yellow control wire shorted to ground a radiator fan support 
115000 mi

US $1800
Replaced water pump. 
44000 mi

US $182
Oil leak from engine cover. 
64000 mi

US $150
Motor Mounts replaced 
24000 mi Leaking water pump replaced under power train warranty. 
30000 mi Replaced motor mount 
41800 mi

US $1650
Bank of fuel injectors had to be replaced on one side of the engine. 
60000 mi

US $2400
other bank of fuel injectors failed.  1 motor mount replaced. 
76000 mi

US $875
Replaced water pump. Replaced an engine mount. 
132900 mi

US $300
Noticed heater wasn't blowing hot air. Hubby ck'd and found radiator fluid leak. Took to local repair shop; found source of leak was radiator which they replaced. BAM! problem solved! Heating great again!!! 
85000 mi

US $1200
Noted car running rough when we drove it out driveway after leaving it in our garage for 2 weeks (out of town). Took to dealer for inspection: Rodent incursion. Chipmunk nibbled through wiring harness. Made nest and stored acorns. New wiring harness installed after cleaning up mess. 

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2011 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic AWD

37200 mi water pump leak, warranty repair 
7300 mi water intrusion on plug and coil #1 
19000 mi replace sparks and coils 
72000 mi

US $31
Vehicle would not want to start after refueling, and posted a check engine light. Scanned the code, and determined that the purge valve was malfunctioning. Replaced the purge valve, cleared codes, vehicle runs fine now. 
78000 mi

US $15
Was getting a CEL posting, so scanned and found an emissions leak code. Replaced fuel cap to remedy. 
82000 mi

US $615
"Tighten fuel cap" message flashed in DIC frequently, and a check engine light was posted. I replaced the fuel cap, but the issue persisted. Drapery diagnosed it as a faulty evaporative purge canister by fuel tank. Replaced the canister. 
84000 mi

US $200
"Tighten fuel cap" light came back on, and code P0455 was set again. The found that the other valve, replaced last December, was bad. And upon further inspection, they found it was actually full of oil, due to high amounts of blow into the intake. Started a case with GM Customer Service. 
27000 mi 02 sensors in bank one went out. caused check engine light to activate.  
50000 mi Water pump failed. Spewed coolant on the ground. Dealer replaced pump. All work was covered under warranty. 
32700 mi engine check light..engine misfire. could not problem since 
42000 mi

US $236
engine misfire in cylinder one. Replaced all sparkplugs and number one coil 
53000 mi check engine light. Had local mechanic read, misfire in cylander 1.Already had new plug and coil replaced in cylander 1. Light seems to want to come on every once in a while. Turned off light, did not seek any repair. 
63600 mi

US $600
Verhicle over heated...Water pump bad..replaced under power train warranty 
47000 mi

US $100
Water pump failed. 
75700 mi Coolant leaked out and engine overheated. Water pump had gone out, covered under powertrain warranty. 
100000 mi

US $950
Check engine light was coming on and off for several weeks. Dealer diagnosed that the timing chain was stretched and out of the acceptable tolerance limit. GM agreed to 50/50 on the repair cost since it was less than 3 months past warranty. 

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2010 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic FWD

90000 mi Water pump is leaking. Water pump replaced. 
51700 mi Threw a rod. 
64700 mi

US $700
Check engine lights. They replaced sensors, but has to go back twice to get fixed. 
67000 mi An oil leak was noticed. Took it to the dealer and a seal was replaced under drive train warranty at no charge.  
53000 mi Water pump began leaking ~3 weeks after car was at the dealer for inspection under the "water pump shaft seal" recall. Dealer replaced entire water pump at no-cost under the 5yr powertrain warranty. 
26000 mi water pump leak 
56000 mi Broken motor mounts 
16120 mi Day 1: Dash (gauges, fan controls, radio) all stopped working while in drive mode. Day 2: Dash stopped working again, engine shut itself off while in drive mode. Dropped off to dealer immediately. Dealer could not replicate, problem hasn't returned. 
70000 mi Motor mounts replaced. 
91000 mi Engine mount bad. Noticed while they were fixing the ac. Under oem powertrain. 
82800 mi Replaced catalytic sensor 
47000 mi Leaking coolant 
71000 mi Timing belt stretched 
44000 mi Drive chain 
43400 mi

C $75
timing chain, Oxygen sensor 

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2010 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic AWD

157300 mi 2 broken motor mounts 
14880 mi Oil leaked a few drops on the garage floor every day. Fixed at dealership. Wasn´t told what it was, probably something simple since they took care of it pretty quickly. 
21080 mi Check engine light came on also traction control lights on. Dealer reset computer and order parts to replace on fuel injectors expecting parts next week. 
29760 mi

Car overheated had to be towed and water pump replaced 
44640 mi Car running hot with ac on turning ac off cooled the car. They couldn't find a problem. Reflashed the software, no charge. No problem since. We'll see next summer. 
69440 mi

Replaced timming chains, had a light on apparently stretched timming chains. 
46000 mi Oil Leak in the Engine Area 

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2009 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic FWD

57500 mi

US $320
Water pump was bad, dealer found it was leaking and replaced under 100,000 mile waranty Water pump was bad, dealer found it was leaking and replaced under 100,000 mile waranty 
95000 mi

US $2100
engine mount,  spark plugs and one coil. GM paid 80% of the cost of all these repairs except for the brake fluid and spark plugs. 
110000 mi

US $1100
Motor mount 
116000 mi

US $250
Needed on Coil mod replaced Check engine light came on. Diagnostic test showed Catalytic converter issues. 
119000 mi

US $1300
Fuel injector removed and cleaned , new hose and gaskets. fuel injection system cleaned new spark plugs and coils, 2 had gone bad. 
128000 mi

US $850
Left catalytic converter replaced. Engine Error would not go away 
116700 mi

US $800
Ignition coil number 5 needed replaced 
121000 mi

US $1000
Replace left side Catalytic converter 
32000 mi car just died,had to be towed to nearest GMC dealer. Electroic modulator went bad 
40000 mi

US $350
Dealership had to replace my fuel injectors and advised me not to use VALERO fuel due to the black residue their fuel contains. Supposedly this has happened to many people and damaged many vehicles. 
55000 mi

US $795
Supposedly another coil went bad. This is the third time a coil has needed to be replaced. It is a very expensive repair. I would gladly get rid of my GMC Acadia if I could. 
61000 mi Check engine light remained on for a couple months but no problems were evident. Finally took it in and the catalytic converter had to be ordered and replaced. 
77000 mi

US $700
Coil #6 repaired/replaced. Fuel injectors flushed. Got rid of car on November 25, 2011. 
53300 mi

US $245
Front engine motor mount was broke. Part replacd. 
86000 mi

US $3200
Engine oil leak underneath chassis. Major work removing rear main housing, replacing seals and gaskets. Cracked motor mount replaced. 
102000 mi

US $1095
Oil pressure sensor leaking through to connector. Installed new sensor and cleaned connector Front engine motor mount broken. Mount was replaced. This was the third time this mount has broken since the car was new. One paid for under extended warranty, two paid for by owner 
25000 mi leak in the water pump. 
72320 mi Water pump shaft seal leak. Covered under GM's extended warranty for the affected part. 
5000 mi

US $30
Transmission reflash for shift patterns on "09" Acadia's built prior to 10/08  
58000 mi Blown head Gasket. Replaced both Head gaskets, timing chains. 
29000 mi

US $650
Car was not getting good gas miles. Did an fuel line cleaning. 
54000 mi

US $1144
Broken engine mount 
75000 mi

US $700
replace water pump 
75000 mi

US $1200
replace catalytic converter 
61500 mi Engine shutter under load at low RPM. I replaced ignition coils and plugs. CarMax had replaced transmission but did not fix problem. My work fixed problem. 
16141 mi Check engine light was on- replaced coil for cylinder number 4. Check engine light was on- replaced coil for cylinder number 4. 
16000 mi Check engine light - computer indicated lean fuel condition. Replaced fuel sensor module and some other stuff in the fuel area. Left dealer, check engine light came back on 2 miles down the road. Stretched timing chain. Need to replace timing chain, gaskets, etc. Also addressed TSB on power steering noise (whine). All fixed. 
31000 mi Reflashed the engine control software to prevent timing chain stretch issues. 
32000 mi Check Engine Light on. Dealership advised stretched OHV timing chains. R&R timing chains, sprockets and hydraulic chain tensioners.  
85300 mi Engine code P0008 cam position displayed with engine lack of power. Dealer diagnoses showed stretched engine timing chains. Replaced all timing chains under GM special extended warranty. This is the 2nd replacement of the timing chains. 
89400 mi

US $80
Engine missing out during acceleration. Engine trouble code showed misfire in cylinder #2. Replaced ignition coil on cylinder #2. Problem solved. 
29000 mi Water pump leak 
4000 mi soot build up on exhaust tips and blowing on rear hatch. dealer states normal. Vehicle appears to be running rich/unburned fuel. 
10700 mi check engine light code PO008. Dealer reset light.Light stayed off but timing chain was replaced due to known problem with certain build dates.Vehicle only had 10,600 miles and ran good.Fuel mileage has improved after repair! 
9000 mi Transmission/engine re-flash to address shift delay problem on 2009 models built before October 2009. 
7000 mi Apparent problem with transmission control system software that caused revving, bucking, or unresponsiveness 
23000 mi Work on service stabilitrak/service traction control messages that are displayed on dashboard about once a week. 

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2009 GMC Acadia 4dr SUV

288-horsepower 3.6L V6 6-speed shiftable automatic AWD

99000 mi One of the engine mounts needed replacing. Parts-only cost because it was already being worked on for a transmission issue. 
144000 mi

US $3350
Stretched timing chains, error code P00017. Timing chains and tensioners replaced along with necessary gaskets, etc. Engine mount replaced. 
40000 mi Cooling fan would engage and run excessively during driving and after the car would be turned off. Fix targeted to cooling pump. 
54900 mi This was a warranty related repair. 
69000 mi Car was missing when the under a load. replaced coils 3-5 
70000 mi

US $400
Check engine light turned. Cylinder #3 was misfiring. Replaced all plugs and wires. Replace #3 ignition coil. 
88000 mi Check engine light on, dealer was unable to find the problem. Also had a problem with the car appearing to start and then when I put into gear it would die. 
56000 mi water pump started pouring antifreeze out 
79000 mi New water pump 
80000 mi

US $600
replaced ignition coils 
98000 mi

US $200
Oil sensor needed to be replaced 
108700 mi

US $1800
Cooling hoses leaking and replaced 
126000 mi

US $2900
Engine mount snapped 
68820 mi

C $113
Went to turn the corner and had no power. The dash indicated service stabilitrak, service traction control and engine power is reduced. Called dealer, they picked up; did diagnostic and replaced accelerator pedal position sensor. 
70300 mi

US $3700
Oil leak 
78000 mi

US $850
Cylinder 5 misfire, needed new injector 
79000 mi

US $2985
Replaced 2 cam shafts and rocker arms. Most of cost covered by extended warranty. Total repair costs in 1 year of ownership $10,000+ 
87000 mi

US $500
Extreme carbon build up on top engine. Required several rounds of cleaner to fix. Also had plugs and one coil replaced. It was registering a cylinder 6 misfire and running really rough. 
16000 mi o2 sensor...3 different codes. Had to order part. Updated transmission per TSB. 
67000 mi

US $1350
Engine light. Ignition miss on cyl 2. 
2000 mi Check engine light. Code was for loose gas cap - poor fuel tank vacuum. Dealer service center determined problem was bad gas cap. Replaced under warranty. Now OK. 
98900 mi Engine light/ code: cam shaft sensor problem and detected miss fire. Well known timing chain problem. Timing chain replaced. 
18000 mi TSB for Engine Control, May 2009 SW update, for early 2009 build vehicles experiencing problems on acceleration and right turns 
75000 mi

US $1000
Slow coolant loss, traced to failing water pump 
88100 mi

US $1100
Engine misfiring, bad coils. Replaced all coils and plugs 
125800 mi

US $400
oil pressure sensor failed, reported zero oil pressure 
130700 mi

US $1300
Check engine light Catalytic converter stage failed Replaced Catalytic converter 
78100 mi

US $1200
Four ignition coils and sparkplugs were replaced because of occasional misfiring. 
91000 mi

US $2500
Catalytic converter replaced 
¤5000 known Acadia issue as per the dealer, injectors fails and the car stops suddenly in the middle of the road( not all services are done on time as per dealer and GMC recommendations!!!). recovery to take to the dealer and almost two weeks to. 
21000 mi Check engine light on. Dealer reset and stated they couldn't find a problem associated with codes. Check engine light came on 4 days after leaving dealer. Took to a different dealer (on a road trip). That dealer stated that the codes were "old" and reset the light. After we returned home we took the Acadia to our selling dealer. They had to keep it for 4 days and were eventually able to replicate problem (engine light, rough handling) and replaced fuel injector 1. No problems since. 
27500 mi Engine light on. Replace a coil. 

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2008 GMC Acadia

Engine not specified

62000 mi

US $3600
Timing Chain cover seal leaking. Second time in. They just fix it with a poor quality silicon sealant (not gasket) so it pops up again. Requires removal of engine. 
4000 mi Vehicle would shudder, transmission was not shifting properly. Transmission shifting problems 

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2008 GMC Acadia 4dr SUV

275-horsepower 3.6L V6 6-speed shiftable automatic FWD

100000 mi

US $250
CEL was diagnosed to be a fuel vent filter that needed to be replaced. 
14683 mi Warranty Work. Had May8th transmission update completed. Had sunroof Recall completed. 
112000 mi

US $274
replace water pump 
12000 mi Did the May 8 Transmission Flash to change shift points. 
20000 mi ECM/TCM Reprogramming for Driveability Issues. Transmission dead spot between 2nd and 3rd when shifting. Dangerous when entering highway traffic. Excessive accelerator pedal travel required to speed up or force drop to lower gear. 
80000 mi Radiator fluid 1/2 gallon low. Discovered due to service bulletin. Overflow tank showed full. Removed vanity cover to acess radiator cap and fluid was low. Suspect rear AC evaporator and long cooling lines not properly de-aired at assembly. 
90000 mi water pump leaking. small puddle under car overnight. was checked previously under TSB for low coolant level from factory fill not being de-aired. 
127000 mi

US $100
Throttle body inop 
130 mi

US $8
Remove throttle body and mass air flow sensor and clean varnish, oil and residue with CRC TB cleaner and MAF cleaner and reinstall 
56200 mi

US $400
Two days after June repair, I noticed a leak (10-16 oz) of red fluid at right front corner of engine compartment. I had previously informed the dealer & local mech about it. It was a leak from the water pump. Replaced pump. 
129000 mi

US $30
Low oil pressure warning - Mechanic said it is sensor leaking/weeping, oil pressure is ok. Replacement Sensor will cost $500. 
144000 mi

US $300
Evap System, High Purge sensor warning - replaced solenoid Rough-running engine - Ignition coil for cylinder #3 was bad - replaced Seal leaking (slight) at front crankshaft - replaced 
43000 mi

US $145
PCV valve was leaking oil. 
39000 mi Water pump was leaking. Engine was leaking oil from the front cover. Engine had to be pulled to replace the seal.  While the engine was pulled, technician found excessive camshaft endplay. Camshafts and heads were repaired. 
65800 mi Oil leak 
50000 mi Noticed coolant under vehicle in garage. Took vehicle to dealer which diagnosed a leaking water pump. Water pump replaced be dealer, in shop for approx 3 hours. Successful repair. 
77500 mi Oil leak from timing chain cover (engine front cover). Engine removed and timing chain cover resealed. 
106200 mi Water pump leak. Replaced 
134700 mi

US $100
Bad purge valve 
62000 mi Water pump leaking, replaced. 
28000 mi Replaced intake exhaust valve 
34000 mi Coolant thermostat and water pump replaced. 
50000 mi Water pump leak noticed. Water pump replaced. 
55000 mi

US $312
Engine squealing noise at start up and through 30mph. 
3000 mi Engine light went on erroneously and the transmission was not shifting smoothly. (On-star report didn't pick up anything significantly wrong when the light first appeared.) The repair was to update some of the engine and transmission software. 
34000 mi Transmission sluggish between 40mph and 60 mph. 
23000 mi Water pump leak which was then replaced 
41000 mi

US $285
Replaced camshaft position sensor in left bank 
145000 mi

US $350
The car would shudder when shifting gears. Dealer was not able to identify the a specific problem. Recommended cleaning throttle body and fuel injectors Mechanic says car has random misfiring on all ports. Oil discovered on spark plug filament. Recommended replacing front and rear valve covers. PCV is located within the valve cover assembly. 
8000 mi Attempted optional May 8th TSB for flat spot when accelerating transmission reflash. Flash did not take, must be done again. 
98600 mi

US $900
Purge valve. 
57660 mi Total engine failed, They could not find the problem, still not running 
57660 mi

Replaced Engine 
60760 mi Same engine problem 

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2008 GMC Acadia 4dr SUV

275-horsepower 3.6L V6 6-speed shiftable automatic AWD

41000 mi

US $65
Service engine light due to valve problem. Had to remove head and repair/replace valve(s) 
36800 mi

US $860
Dirty throttle caused the actuator to seize 
30380 mi

C $120
Two litres of anti-freeze on garage floor. Unable to duplicate, no repeat performance as yet. I suspect the infamous water pump. Time will tell! 
40300 mi

US $100
Oil Leak front timing cover Water pump seal leaking. Replaced water pump. 
54000 mi

US $850
The following service was performed at 53k miles: Water Pump replaced. Coolant flush and filled. Rear brake pads and rotors replaced. 
85000 mi

US $600
Engine ventilation problem. GM has a TSB regarding this problem. replace valve cover,valve cover gasket, and PCV tube. 
9000 mi Ambient Temp sensor reads wrong. Avg MPG reading gets stuck on 11.3 and will not change untill reset. Car is getting about 10 MPG.  
24000 mi Heater not working, multiple alarms, and reduced engine power. Water pump replaced. 
36000 mi Dealer found motor oil leak. Will repair when doing other repairs 
37000 mi

US $250
Oil leak repaired Coolant leak repaired 
93700 mi

US $360
water pump broken - leaking fluids. 
65000 mi

US $2200
Coolant started leaking after road trip. Took to dealer and replaced water pump due to bad shaft seal. Timing chain was stretched coding as a camshaft sensor. $1700 labor. 
66800 mi

US $540
Timing chain was stretched coding as a camshaft sensor. $1700 labor. 
50000 mi

US $220
I experienced drop in engine power after I accelerated rapidly. Turning the auto off and restarting it twice cleared up the diagnostic center except for the engine light. The dealer said to bring it in soon for a checkup. 
122000 mi

US $600
Timing chains needed to be replaced Throwing codes p0016, p0017, p0018 
152000 mi

US $205
A heater hose T-fitting connecting 3 hoses sheared and caused massive coolant leak. The fitting is a non replaceable part. It is part of an assembly of hoses that cost $153. 
156000 mi

US $6000
The camshafts wore out the camshaft bearings and moved laterally as a result and its gears jumped out of place in the timing chain. The engine stopped producing power needed towing. All upper engine parts replaced. 
67160 mi

C $700
Diagnostic ($140.00) revealed dirty valves. Dealer recommended Wynn's cleans ($300.00). This all stemmed from the engine light coming on. 
4300 mi Transmission problems - software 
5900 mi Engine rebuild - Heads and cam Transmission - Software upgrade 
6200 mi Check engine light during snowstorm. OnStar ran diagnostic: not enough power getting to wheels. Instructed us to go to dealer within 7 days. CEL went out a few days later. I believe dealer cleared the codes and did software update(work order not clear). 
45000 mi Replaced the water pump 
12000 mi Noticed excessive shifting while highway driving with cruise control on. Dead spot on acceleration from 40 to 55mph. 
8000 mi Still experiencing hesitation in shifting despite previous flash. Found TSB #08-07-30-022 to recalibrate shift points. TCM flash completed. 
26000 mi Vehicle was overheating at low speeds. Water pump was found to be cracked and leaking. Replaced water pump under warranty. 
22000 mi Reluctor had to be replaced inside engine 
24000 mi Engine light on for a few weeks, car did not have normal pep. 
38500 mi Valve timing chain cover oil seep, remove engine install new cover gasket, new valve timing actuators, new intake gaskets, reinstall engine and set wheel alignment. 
30000 mi

US $500
rough idle 
47000 mi losing coolant 
53000 mi timing chain cover, timing chains oxygen sensor 
64900 mi Rough idle. Replaced fuel pump wiring. Did not correct the problem. 
74000 mi Rough idle. No problem found. 
66500 mi

US $185
Replaced thermostat and coolant 
86000 mi check engine light. Problem... replace purge valve 
61060 mi Water pump replaced. 
64480 mi

C $400
Belt replaced 
20000 mi Dealer trying to detemine transmission problem noticed in July. Said previous dealer misdiagnosed the problem. NTF, but when car returned the Service Engine light was on - P0222 - knock sensor bank 2. Found bad knock sensor for bank 2. Dealer stated this may have been my transmission problem back in July - yeah right. Replaced the sensor only not the ECM.  
83500 mi Check engine light, diagnosis: ..OHC problem, replaced complete system 
73800 mi Waterpump leaking fluid. 
87000 mi The water pump started leaking very badly about a week after the trans was rebuilt. This was also repaired under warranty. 
83700 mi Water pump was leaking. A buletin has been issued by GMC that cover leaking water pump for 10yrs or 190k 

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2007 GMC Acadia 4dr SUV

275-horsepower 3.6L V6 6-speed shiftable automatic FWD

57660 mi Check engine light was on intermittently, rough running, remote start not working and hesitation to start in cold weather. Timing chains were worn. Significant repair effort but covered under warranty. 
16000 mi

US $85
Hesitation fixed with software flash update. 
58000 mi Coolant leaking, turned out to need a new water pump. 
82000 mi

US $300
Water pump failed causing the car to overheat 
44000 mi I discovered an oil leak; dealer replaced front engine cover seal 
115000 mi

US $845
Replaced throttle body and pcv valve 
163000 mi

US $85
Timing chains stretched 
168000 mi Needed new timing chain, would have been $2000 to fix it. 
91000 mi Installed new timing chain under warrantee 
131000 mi

US $3028
Timing chain needs replaced, received an alert for the problem but it expired at 120,000. Gm will not extend it so i am stuck with it. Very unhappy with this vehicle manufacturer. 
65100 mi stupid oxygen sensor - I have not repaired it yet 
88820 mi water pump should have been a recall but only replaced with failure - could have destroyed engine 
147000 mi

US $1100
Intake value  
42000 mi

US $100
water pump leaking--replaced 
46000 mi timing chain stretched. timing chain replaced 
87000 mi Engine light on, code says gas vent is the problem. 
93000 mi

US $100
Engine light on, code says gas vent is the problem. Mechanic replaced gas vent solenoid. 
94000 mi Timing Chain under warranty 
118000 mi

US $90
Service Stabilitrac Error: The Throttle Body Intake was cleaned as it had a pint of frothy oil in the intake tubing. Cleaning fixed the problem. 
157000 mi

US $200
Replaced rusty muffler. 
158000 mi

US $10
Stabilitrak Traction Control OFF & Reduced Engine Power when operating below 10 degrees F. Significant oil found in throttle body intake. Replaced one PCV, unclogged the other & cleaned throttle body. 
3000 mi Check engine light on - diagnosed as a faulty emissions control cannister in fuel tank. Parts ordered and follow-up appointment made. Fuel tank removed and replacement emissions control cannister installed in fuel system. 
5000 mi Check engine light on - problem with gas tank vapor recovery system. Diagnosed as bad valve in vapor recovery system, but this is same problem previously "fixed" with replacement of emissions vapor cannister months previously. 
6000 mi A part previously ordered - a control valve in the evaporative emmisions system was installed, completing the repair of the item intially reported in November. 
85000 mi

US $330
Replaced engine water pump  Replaced engine water pump 
15000 mi Intake manifold valve malfunctioned and was causing a check-engine light. The errant valve was replaced. 
17951 mi Delay in acceleration/hesitation when coming out of turns. AC does not blow cold. 
1000 mi The car would literally stop moving until the car was turned off and turned back on….not a good thing in the middle of an intersection. Happened again within 24 hours of getting the car back. Email 012408 
2000 mi Unsuccessful repair -- problem occurred again within 24 hours. 
19000 mi Check Engine Light was on for almost two days then went off while driving to the Dealer. 
51000 mi

US $550
Water pump leaking badly in garage. Replaced at owner expense. 
66000 mi Timing chain was identified as STRETCHED, and was replaced under warranty while it was in for a transmission rebuild. The dealer indicated that there were diagnostic codes associated with this problem in the Acadia's computer log. Engine cylinder head clearance was 'out of tolerance' according to the service advisor and was REPLACED under the factory 5 year / 100K power train warranty.  
24000 mi New head 
5500 mi sticking fuel gauge - no fix from dealer. sticking temp gauge - no fix from dealer. vehicle was delivered to me with low coolant and thus overheated during the sales person review. 
23000 mi A "vent tube" on intake system was broken by the mechanic while disabling the heated windshield washer due to a recall notice. 
48000 mi

US $260
Told I had a coolant leak and the water pump was replaced under warranty. Noted at least one other customer had the same problem and wondered if the dealer was replacing every water pump that came in 
80000 mi Timing chain was replaced under an extended warranty 

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2007 GMC Acadia 4dr SUV

275-horsepower 3.6L V6 6-speed shiftable automatic AWD

39000 mi Check engine light came on. Next step is to replace timing chain. Parts ordered. Check engine light came on. Cam sensor replaced but problem came back.  
60600 mi Replaced timing chain after cam sensor replacement did not fix problem. 
95000 mi Water pump, covered under shadow warranty 
8000 mi ECM and TCM reflash for transmission flash. This was a TSB, but optional for consumers looking to get better shift points and improved throttle response to driver's actions. 
8000 mi check engine light was on. Replaced pressure sensor on gas tank. 
59000 mi

US $150
coolant leak.. it was determined that the water pump was defective 
57000 mi

US $137
intake duct damaged by dealer in earlier repair on order will have to return to complete repair. 
3400 mi TCM updated-slow to accelerate 
17360 mi Power dies when exiting corners. Dealer says this is a known issue and recommends reprogramming transmission. Vehicle problem is now worse. 
22940 mi Power lag fixed when exiting corners but truck now stays in too high a gear and vibrates when driving 50km/h to 70 km/h 
76000 mi Check Engine Light w/codes P0016, P0017, P0018. Performed re-calibration of ECM including OLM interval change. Check Engine Light still illuminated so Timing Chains were replaced. 
71000 mi Timing belt needed to be changed. 
104000 mi

US $7000
Engine blown. Connecting rod went through the sidewall of the block. Car out-of-warranty (103,000 miles). Paid in full for repair ($7000). New engine sourced from GM. No assistance from GM. 
67800 mi

US $220
check engine light on. #1 Cylinder misfiring. #1 cylinder ignition coil needed replacement. Though entire engine was replaced in November, still had to pay for ignition coil replacement. Replaced ignition coil and spark plug. CEL cleared. 
33000 mi Happened again on a day when it rained heavy. It started with locking up of steering wheel and malfunctioning of brakes, followed by malfunctioning traction control, battery power, followed by engine temp gauge dancing up and down. Just scary stuff. 
25000 mi oil leak 
1000 mi Check engine light came on. Computer indicated a possible problem with an electronic control module. Dealer replaced it. 
82000 mi Known bulletin about timing chain play for 07 Acadia and some Cadillac engines. Engine warning light and code of P0014 for camshaft chains out of tension specs. Dealer replaced all engine chains under original auto warranty. 
15000 mi Dirty transmission sensor causing "limp mode" 
63000 mi

US $700
Failed water pump. Pump was replaced 
60100 mi timing chains were stretched. GMC extended the warranty on this item. Engine had to be dropped to repair. Full parts and labor covered. 
35340 mi Warranty Repair of leaky rear main seal 
53940 mi Water Pump failure...repaired under warranty 
5000 mi Transmission/ECM reflash 
70680 mi Seals and oil leak from the last Drive train and sensor repair. 
8122 mi Reflashed the ECM and TCM. Replaced latch on Rear Liftgate(Manual Liftgate) Vehicle shifts much better with new program. 
30000 mi

US $100
Check Engine light came on. After diagnosis, it was determined that the timing chains had to be replaced. 
35000 mi

US $35
Replaced engine mount. 

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2007 GMC Acadia 4-door

6-cylinder automatic 4WD

62000 mi

US $746
Water pump replacement. 
81000 mi

US $302
Harmonic Balancer became defective and stripped part of the main belt. 

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See TrueDelta's information for all SUVs
See TrueDelta's information for all GMC models.

GMC Acadia Engine Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently GMC Acadia problems occur, check out our car reliability stats.

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