2009 GMC Acadia GMC Acadia 2009

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2009 GMC Acadia repairs by problem area

Engine (29%)

Transmission and Drivetrain (5%)

Brakes and Traction Control (1%)

Suspension and Steering (23%)

Electrical and Air Conditioning (22%)

Paint, Rust, Leaks, Rattles, and Trim (14%)

Other (6%)

Chart based on 267 repairs.
See TSBs and recalls for the 2009 GMC Acadia.

2009 GMC Acadia engine repair cost distribution

$2500+ (8%)

$1000 - $2499 (18%)

$500 - $999 (11%)

$100 - $499 (14%)

< $100 (50%)

Chart based on 66 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2009 GMC Acadia

Engine not specified

62000 mi Water pump leaking, replaced. 

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2009 GMC Acadia 4dr SUV

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

116700 mi

US $800
Ignition coil number 5 needed replaced 
121000 mi

US $1000
Replace left side Catalytic converter 
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 
5000 mi

US $30
Transmission reflash for shift patterns on "09" Acadia's built prior to 10/08  
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. 
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! 
32000 mi car just died,had to be towed to nearest GMC dealer. Electroic modulator went bad 
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. 
72320 mi Water pump shaft seal leak. Covered under GM's extended warranty for the affected part. 
58000 mi Blown head Gasket. Replaced both Head gaskets, timing chains. 
9000 mi Transmission/engine re-flash to address shift delay problem on 2009 models built before October 2009. 
25000 mi leak in the water pump. 
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. 
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. 
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. 
16141 mi Check engine light was on- replaced coil for cylinder number 4. Check engine light was on- replaced coil for cylinder number 4. 
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. 
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. 
29000 mi Water pump leak 

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2009 GMC Acadia 4dr SUV

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

79000 mi New water pump 
80000 mi

US $600
replaced ignition coils 
70000 mi

US $400
Check engine light turned. Cylinder #3 was misfiring. Replaced all plugs and wires. Replace #3 ignition coil. 
69000 mi Car was missing when the under a load. replaced coils 3-5 
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. 
¤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. 
67000 mi

US $1350
Engine light. Ignition miss on cyl 2. 
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. 
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 
16000 mi o2 sensor...3 different codes. Had to order part. Updated transmission per TSB. 
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. 
68300 mi Engine light/ code: cam shaft sensor problem and detected miss fire. Well known timing chain problem. Timing chain replaced. 
27500 mi Engine light on. Replace a coil. 
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. 
99000 mi One of the engine mounts needed replacing. Parts-only cost because it was already being worked on for a transmission issue. 
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 
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. 

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2009 GMC Acadia Engine Problems

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