Cadillac CTS Cadillac CTS

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Expensive Cadillac CTS repairs by problem area

Engine (44%)

Transmission and Drivetrain (18%)

Brakes and Traction Control (7%)

Suspension and Steering (11%)

Electrical and Air Conditioning (15%)

Paint, Rust, Leaks, Rattles, and Trim (2%)

Other (2%)

Chart based on 124 repairs.
See TSBs and recalls for the Cadillac CTS.

Cadillac CTS repair cost distribution

$2500+ (27%)

$1000 - $2499 (73%)

$500 - $999 (0%)

$100 - $499 (0%)

< $100 (0%)

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

Chart based on 86 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2016 Cadillac CTS 4dr Sedan

335-horsepower 3.6L V6 8-speed shiftable automatic RWD

16384 mi

US $1300
Air conditioning condenser replacement. A rock hit the condenser and drained all the fluids. 

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2014 Cadillac CTS 4dr Wagon

supercharged 556hp 6.2L V8 6-speed manual RWD

85000 mi

US $1800
R&R all 4 corners with OEM Brembo rotors, EBC RedStuff pads, Goodridge stainless steel braided brake lines (an upgrade), and DOT-4 fluid flush and refill. 

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2014 Cadillac CTS 4dr Sedan

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

102000 mi

US $2400
Replaced front struts (magnetic ride) Replaced worn rear pads 

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2012 Cadillac CTS 2dr Coupe

318-horsepower 3.6L V6 6-speed shiftable automatic RWD

62000 mi

US $100
Air conditioning blowing hot and cold air. 
62000 mi

US $1100
When turning right there is a clicking sound at low speed. Front sub frame cracked, replace sub frame and lower control arms. 

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2011 Cadillac CTS 4dr Wagon

supercharged 556hp 6.2L V8 6-speed manual RWD

35000 mi

US $638
Windshield washer fluid hose fell out of front of car just behind the bumper. 
83000 mi

US $2000
Driver's seat base broke and a motor gear was loose and clawing its way through the foam. It also failed to raise or lower the seat base. 

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2011 Cadillac CTS 4dr Sedan

supercharged 556hp 6.2L V8 6-speed manual RWD

31400 mi

US $800
Throttle Body sensor failure 
52000 mi

US $1200
Replaced both rear leaking shocks 
75000 mi

US $980
Replace front strut 

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2011 Cadillac CTS 4dr Sedan

270-horsepower 3.0L V6 6-speed shiftable automatic RWD

72000 mi

US $1100
The seal on the headlight lamp failed and caused failure of headlights. 

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2011 Cadillac CTS 2dr Coupe

304-horsepower 3.6L V6 6-speed manual RWD

54000 mi

US $1133
Bushing in manual shifter wore out. Lever had great deal of side-to-side play-- untrustworthy. Shifter replaced. 
55500 mi

US $5200
Transmission output shaft bearings failed. Transmission replaced with remanufactured unit. 

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2010 Cadillac CTS 4dr Wagon

270-horsepower 3.0L V6 6-speed shiftable automatic RWD

97000 mi

US $700
cleaned throttle body and fuel pathways $700 
97000 mi

US $400
Passenger headlight bulb. 
108000 mi

US $400
replacing headlight requires front end bumper removal, which takes 3 labor hours to take off and replace, plus $36 or so per bulb/led. One low beam went out, I had both low beams replaced. Seven months later same driver side low beam goes out. water has gotten in both lamp housings and cannot be accessed for removal. Dealership recommended replacing front light housings at $1000 per side. I consider this a design flaw. 
108000 mi

US $1300
Headlight modules replaced on both sides. Water intrusion in non-sealed unit would not leave the module even when lights were on for several hours in dry, low humidity conditions. Dealership advised it was a common problem and ordered newly made (2016) modules to replace. I expect the new headlight modules will last 7 years before they leak. 
113000 mi

US $200
tire pressure sensor replaced 
145000 mi

US $2500
New shocks dealer recommended an additional $5K in suspension wear item replacement. I declined...until I get tired of the squeaks or decide to replace the car. replaced both banks of converter. About $2500 out of pocket 

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2010 Cadillac CTS 4dr Wagon

270-horsepower 3.0L V6 6-speed shiftable automatic AWD

72000 mi

US $541
Clunking noises when down shifting from 2 to 1. Especially when warm. Dealer did a differential fluid change including front and rear and transfer case. Transmission fluid was changed. Still clunks, probably inherent in design of the AWD system. 
90000 mi

US $813
The oil gauge stopped working and was getting alerts of low oil pressure, dealer diagnosed as a faulty or broken oil pressure sensor.  Dealer also found the transmission cooler lines we leaking and those were replaced. 
95000 mi

US $3342
Transfer case differential spline gear stripped, replaced the input and output shafts 
106000 mi

US $535
Replace rear shock absorber excessive play on right front wheel, found inner tie rod worn. 
116565 mi

US $1787
replace steering rack 
117391 mi

US $261
replaced headlamps 

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2010 Cadillac CTS 4dr Sedan

270-horsepower 3.0L V6 6-speed shiftable automatic AWD

109120 mi

C $2000
Replaced underhood electrical harness and brake control 

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2009 Cadillac CTS 4dr Sedan

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

61300 mi

US $100
Power telescoping steering column Coil pack failure 
66700 mi

US $1300
Loud droning and rattle under acceleration and at cruise. Originally red indexed drive shaft. Problem not resolved. Replaced drive shaft. Took 3 trips to dealer to get correct diagnose resolve problem. 
70000 mi

US $400
Right Front wheel bearing failed. Typical noise from a bad bearing was the symptom. 
44000 mi

US $195
Steering rack replaced due to excessive noise Cleaned intake manifold 
54100 mi

US $400
Driver seat cooling system repair 
63600 mi

US $400
Replaced coils 4 & 5 - all spark plugs replaced 
65900 mi

US $100
Replaced left front door lock actuator 
74000 mi

US $100
Replaced left catalytic converter Replaced body control module, replaced trunk wiring loom 
74000 mi

US $100
Replaced both rear steering knuckles 
74000 mi

US $99
RF tire pressure gauge replaced, all reprogrammed Front passenger door lock actuator and lock housing replaced 
84000 mi

US $100
Alternator failure DVD player failed - replaced 
92000 mi

US $345
Transmission sheared off of drivetrain at low speed. 
105000 mi

US $1499
Auxillary water pump replaced Bilateral front end sway bars, stabilizer links Horn replaced Replace coolant temp sensor 

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2009 Cadillac CTS 4dr Sedan

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

83700 mi

C $650
Diagnosis + change of door handle and microswitches on driver's side. 
111600 mi

C $1500
micro switches in both doors handles failed. Car did not lock when shifter on "Drive". 

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2008 Cadillac CTS

Engine not specified

56000 mi

US $1200
out of balance drive shaft. Bearing failed in rear drive. Needed new bearing and shaft. Second time around on this repair. Cadillac refused to help 

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2008 Cadillac CTS 4dr Sedan

304-horsepower 3.6L V6 6-speed shiftable automatic RWD

23000 mi

US $123
check engine light on after oil change, fuel mixture sensor stuck,needed to disassemble and reassemble 
54000 mi

US $430
tire air pressure sensors dead after 5 years, must be replaced 
80000 mi

US $130
failed smog check 
82200 mi

US $2500
fuel and emissions sensor replacement Drivers door outside handle actuator; new tires 
88000 mi

US $2100
Alternator fried ECM module. Both replaced $2100. maint = air filter , tuneup, all belts wipers $533 
107000 mi

US $265
Waterpump 
25900 mi

US $133
Excessive end play on left end camshaft. Installed 2 seals, a gasket kit and 2 washers. 
29000 mi

US $1500
Engine light came on so I took it to dealer who said they had to drop the engine to check out the problem. Whatever it was, the problem was fixed. However, 95% of my bill was labor. 
100500 mi

US $210
Spark plugs and coils 
123000 mi

US $1200
Transmission module failed...They foxed issue but gave me a new one..Now its hard for car to go into gear. They want to replace entire transmission for 4500..They acknowledge they did not do something correct, but dealer doesn't want to fix 

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2008 Cadillac CTS 4dr Sedan

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

71000 mi

US $550
Passenger side headlight out. Need to remove the grille and front bumper to repair. Shop for the wiring harness melted inside fixture, so new fixture was required @ $400 for the part + labor. 
44000 mi

US $1000
Left front caliper was frozen, causing brake to drag and poor fuel economy. 
93000 mi

US $100
Loose connection to passenger side remote controlled mirror. 
95000 mi

US $1200
Replaced both reluctors on rear axle. 
95000 mi

US $500
Replaced a third failed reluctor, on a front wheel. One remains original. 
99000 mi

US $1100
Replaced fourth and final hub reluctor. Other three had failed and been replaced in the past 9 months. 
99200 mi

US $350
Fuel tank pressure sensor replaced. 
106000 mi

US $152
Replaced original battery 
33000 mi

US $105
While the caddy was in for an oil change and wheel rotation and balancing, the mechanic found that the right front wheel seal was just beginning to show signs of a leak. They replaced both seals under warranty. 
35000 mi

US $450
While driving, the "check Engine" light came on and stayed on. I called OnStar and they confirmed there was a problem. I took the car to the dealer and they determined that one coil had failed. They replaced the Coil and Spark Plug. 
50000 mi

US $1100
There was a small water leak coming in from the sunroof and trunk. Had a water leak in the Sunroof. Removed the sunroof, cleaned all the crud, cleared the drains and replaced the Sunroof. 
51346 mi

US $670
had to replace Ignition Switch and Cylinder 
63200 mi

US $488
My right front tie rod broke. Snapped in the middle. Fortunately, occurred in parking lot and not on Expressway. 
82000 mi

US $1168
Latch and door lock assembly--driver's door did not recognize key in proximity or open command from key fob.  Replace center infotainment assembly--controls for AC, radio, navigation stuck. 
106000 mi

US $300
AC blowing wam air, evaporator core replaced neither rear door would respond to open button on key fob; lock activators both sides replaced Front left tire pressure monitor stopped working, it was replaced and the dealer also replace the right front tire pressure monitor Needed to replace rotors in addition to pads 
110371 mi

US $484
Left head light, bulb failed. Dealer performed full diagnostic to verify just the bulb. 
115967 mi

US $899
Water getting into car through sunroof tray, sunroof front and rrear window seals were replaced, end caps re-seal Rear driver side door would not respond to key fob to unlock 
65000 mi

US $100
replace tire pressure sensor. 
71627 mi

US $3298
replace water pump; replace air filter; rep cabin air filter; front brakes and rotors replaced; cleaned injection sys; brake sys flush; power steering service 
72000 mi

US $760
check engine light on: dealer diagnosed one spark plug and coil replacement. Also diagnosed and replaced water pump belt and AC belt, both worn. 
77000 mi

US $200
Engine not firing on all cylinders; changed plugs 
81000 mi

US $100
electrical and system failures; module(s) reset 
38000 mi

US $450
Dealer repaired passenger mirror controls. 
48300 mi

US $2300
Brought it back to the dealer for same CEL code. They realized after it burnt a quart of oil in 4 days the timing chain had stretched. Replaced timing chain and some other misc. gaskets. 
51000 mi

US $800
Sunroof drain was clogged. They cleaned out both sides and removed interior to let dry out. Got the car back in 2 days. 
54000 mi

US $400
Brought the car into the dealership because the passenger door stopped working. Took about 4 hours for them to fix the door. 
60600 mi

US $150
#6 cyclinder went coil went bad. Finally convince us to get rid of car. 7th trip to dealer in less then 2 years of buying it. Cadillac is a POS. 
59850 mi

US $800
Sunroof leaking into the interior again. 
66000 mi

US $400
Once again the front and rear drains clogged and leaked into the car. 
78700 mi

US $160
Had to have rear front TPMS sensors replaced.  Still hasn't fixed the problem due to the fact the fronts have failed as well now and need to be replaced as well. 

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2008 Cadillac CTS 4dr Sedan

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

128000 mi

US $1890
Needed new timing chain 
76000 mi

US $1000
Intermittent air cond. 
41300 mi

US $7100
Camshaft bearings, cylinder scouring, Engine was replaced 
38000 mi

US $105
speed sensor 
48000 mi

US $1300
Fuel system cleaning, Two new tires, Oil change,  Transmission cooler and transmission lines replaced. 

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2007 Cadillac CTS 4dr Sedan

400-horsepower 6.0L V8 6-speed manual RWD

21000 mi

US $1100
engine wiring harness damaged by catalytic converter heat. Required replacement of 8 wires, removal of catalyst and exhaust manifold. fluid filled motor mounts failed, common problem with these. replaced with creative steel polyurethane units. 

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2007 Cadillac CTS 4dr Sedan

255-horsepower 3.6L V6 6-speed manual RWD

107300 mi

US $900
Bad rods and bearings got used engine. Rear differential mounts replaced. 

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2007 Cadillac CTS 4dr Sedan

255-horsepower 3.6L V6 5-speed shiftable automatic RWD

122000 mi

US $300
bad catalytic converters bad ignition coils 
94000 mi

US $135
Replaced electrical module on windshield wiper motor. This is a fairly simple job. 
109000 mi

US $735
Replaced left tie-rod end. Also did right because needed to do four wheel alignment. replaced rear seal 
111000 mi

US $1600
Replaced hvac door actuater. This is a very difficult process and not for the average DIY person. 

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2006 Cadillac CTS

Engine not specified

64000 mi

US $2300
The intake manifold gasket had to be replaced along with a coil pack and the spark plugs. Car does not run the same now.  

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2006 Cadillac CTS 4dr Sedan

255-horsepower 3.6L V6 6-speed manual RWD

70000 mi

US $1250
Front struts were clanging; replaced front and rear struts. 
84000 mi

US $798
Tie-rod end was cracked. 
85000 mi

US $614
Replaced the water pump. 

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2006 Cadillac CTS 4dr Sedan

255-horsepower 3.6L V6 5-speed shiftable automatic RWD

130000 mi

US $1000
Put new timing chain and Barometric pressure sensor crank sensor throttle body 

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2005 Cadillac CTS 4dr Sedan

400-horsepower 5.7L V8 6-speed manual RWD

97000 mi

US $600
Both engine mounts had leaked fluid. One was in two pieces with only the safety interlock holding them together. GM data indicates that the other failed unit had been replaced once before. Replaced both mounts with aftermarket units. 
103000 mi

US $300
Slight play in steering response noticed. Replaced outer tie-rod ends in steering. Solved problem. 
130000 mi

US $950
Steering rack seal failed. Replaced with remanufactured item. 
132000 mi

US $250
Replaced failed alternator. 
145000 mi

US $2200
replaced all differential mounting bushings replaced transmission mount replace rear upper control arms- bushings were shot; replaced rear toe control rod bushings, both sides 
16500 mi

US $3200
Rear differential and both halfshafts replaced 
52080 mi

C $400
Broken spring valve 
52080 mi

C $3000
Oil pump failed. 
169000 mi

US $1400
Driveshaft causing vibrations. Non-serviceable. CV joint outer race galled. New driveshaft installed. Left rear wheel bearing TPMS replacement on 2 wheels 

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2005 Cadillac CTS 4dr Sedan

255-horsepower 3.6L V6 6-speed manual RWD

70000 mi

US $5200
Timing chain jumped because of faulty timing chain stretch causing severe cylinder head damage. Replaced entire valve train and cat convertor. 
105000 mi

US $680
Leaking transmission fluid. 
106000 mi

US $1600
Sensor to regulate fuel & air mixture malfunctioning. Assembly to hold spark plugs in place needed replacing. 
109000 mi

US $200
Rear interior panel fell off and needed replacing. Front struts at end of life 
112000 mi

US $1400
Hoses broke causing the engine to overheat. 
119700 mi

US $900
Shifter was slowly moving to the side, making it almost impossible to shift into reverse. Replacement with new shifter resolved the issue. 
144000 mi

US $120
Hood release cable snapped, needed replacing. 

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2005 Cadillac CTS 4dr Sedan

255-horsepower 3.6L V6 5-speed automatic RWD

111000 mi

US $6000
No warning Engine locked up ..timing chains failed scattered metal debris throughout oil ruined bearings 
47740 mi

$105
RL window motor was replaced due to the window going down and wouldn't roll up. 
54040 mi

$100
The steering wheel felt off balance so I took it to the shop where they did the alignment plus changed the rubber on the tie rods. 
56420 mi

$3000
L&R front absorber replaced, Lower arms replaced, and bushes  Engine mount replaced. transmission mount replaced. Differential gasket replaced. 
66840 mi

$1725
L&R front shock absorber replaced, upper arms replaced, and bushes the coil of cylinder 1 & 5 went bad and the car start to shake at stop 
72120 mi

$1050
Engine light blinking & car start jerking on stop. Replaced coil #2,4,6. ECM model, and fuel injector #6 
75020 mi

$215
noise when shifting gears. Gear lever repleased 
80600 mi

$1250
engine make making making noise and turns off on first cold start, few second later it's normal. They found "misfire due a sticky valves, carbon spark plug. Performed top engine and engine carb tune up conditioner" according to the invoice. i noticed i'm losing coolant water more than normal with no sign of leakage. they replaced radiator outlet o ring. they informed me the suspension needs to be replaced, and stabiliser bushings worn and cracked. RL door cant open form outside. actuator stuck, needs to be replaced. upper dashboard crack and become three separate piacess. 
105000 mi

US $1400
Muffler Assembly worn out. 

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2005 Cadillac CTS 4dr Sedan

210-horsepower 2.8L V6 5-speed automatic RWD

108800 mi

US $2200
Torque converter, reseal transmission, drive shaft. 
118000 mi

US $470
The headlight went out. Cadillac during these years anyway send their customers onto huge repair jobs for the most minor of repairs. Any other car I would of bought a headlight and installed it. 

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2004 Cadillac CTS 4dr Sedan

400-horsepower 5.7L V8 6-speed manual RWD

38000 mi

US $1800
 
41000 mi

US $119
alternator was replaced because battery was not charging 
54000 mi

US $2000
Subrame broke, replaced. 
54000 mi

US $2500
Transmission replaced. 

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2004 Cadillac CTS 4dr Sedan

255-horsepower 3.6L V6 5-speed automatic RWD

115000 mi

US $1200
Hose running from transmission to radiator was pulled out. Requires two new hoses and new radiator 
47000 mi

US $2200
TRANSMISSION JUNK AT 47000MILES,,,CAR WAS A RENTAL/LEASE,,,,PURCHASED CAR WITH 44,000MILES,,,3MNTHS LATER COLD WISCONSIN WEATHER,,,,32TEMP OR LESS,,TRANS SLIPPED,,,5SPEED AUTO,,REPAIRED,,,$4200/DEALER / COST 1500,,INTERNET,$700 INSTALLED 
85000 mi

US $4500
Serious issue, cars traction control was kicking on ever time I accelerated. Took it in. Inter cooler had busted, engine coolant mixed with transmission fluid seals expanded. Had to replace radiator and the transmission. 
91000 mi

US $150
Plastic separating the car from the road came loose and hit the road while driving, broke. Plastic fasteners fell off or dryrotted. Aftermarket warranty considered it trim, denied coverage. Bought the piece from Cadillac myself. Several problems. Plastic separating the car from the road came loose and hit the road while driving, broke. Also car makes a slight hissing until 3rd gear. They couldn't find the hissing. 
70980 mi

C $12000
throttle body and throttle sensor replaced and intake work transmission reprogramming 
80900 mi

C $200
second time o2 sensor replaced 
81220 mi

C $1200
eight weeks later o2 sensors failed again. ecm replaced with o2 sensors, dealer diagnoses o2 sensors failing due to ecm failure 
81740 mi

C $652
seat motor drivers side failed, trunk struts replaced also 
101060 mi

C $350
rubber brake line replaced 
122760 mi

C $450
pads etc 
177800 mi

US $1259
The High Intensity Lights were going bad. The driver side one was turning red and the passenger side one was flickering. 
180000 mi

US $99
Emissions and Exhaust System. Code P0420 ("Catalyst System Low Efficiency Bank 1"). Dealer replaced Catalytic Converter. The manager who drove the car thought it was a cylinder misfire.They swapped cylinder coil packs & spark plugs.Could not duplicate issue.Charged me for inspection. 
184000 mi

US $329
The 3rd brake light, which was the original OEM part, allowed water intrusion over time. The part failed. Rush Repair offers a reman one that corrects for the OEM issue. Mechanic install new 3rd brake light. 
186000 mi

US $182
Replaced six original ignition coils. This seems to have stopped the cylinders from misfiring. The caliper on the front passenger side was squeaking loudly and was a safety issue according to the dealer, $181.90. Ordered a new caliper, but received the wrong part, so they just greased the pistons inside the caliper. Seems to have worked. My car had the original struts and shocks that came with the car and they needed to be replaced. I paid $528.92 in labor and $483.11 in aftermarket parts that the dealer put on. 
176500 mi

US $799
Replaced left & Right from calipers, rear ceramic pads, and rear disc brake rotor. Upon inspection, Meineke, observed both rear discs cracked. 
196000 mi

US $224
Sway bars were replaced due to lateral swaying of the car at speeds above 60 mph. 
149700 mi

US $1500
Ignition coil shorted on one cylinder blowing the fuse. This caused half the cylinders to stop working Coolant pump leak 
101000 mi

US $1000
transmission cooler lines failed, mixing coolant with transmission fluid 
67154 mi

US $3265
a/c compressor came apart internally; compressor replaced and system flushed. 
115196 mi

US $851
replaced oxygen sensors and ignition coils 
113000 mi

US $1500
1) ECM 2) THROTTLE CONTROL MODULE AND HARNESS Wheel Bearings (3 of them Failed) 
113500 mi

US $980
Replaced the "steering rack". There was an ungodly grinding one day. PWR Steering fluid was slowly leaking into the rack boots for 1+ yrs! Look for low PWR Steering fluid loss OVER TIME. You see it check the RACK that is your issue! 
97000 mi

US $512
Car was at shop for oil change and tire rotation, Mechanic noticed leak from water pump. Pump replaced. 
115000 mi

US $810
"Stability system engaged" warning on the DIC. this was causing the left front brake to inadvertly engage. After keeping the vehicle and driving it, the tech. was able to get a faulty reading from the steering position switch. Replaced switch. Told the tech. that i had noticed a small oil leak on the garage floor near the rear end. Replaced the rear differential pinion seal and flange. 
173800 mi

US $370
Notice oil leak on floor of garage, drive side of vehicle, reported this to service tech. found power steering hose had a leak. replaced hose. 
199000 mi

US $168
Shifter was making clanging noise when moved from park to drive/drive to park. 
207000 mi

US $382
Engine began to misfire and service engine light came on. Diagnostics was ran. failed ignition coil was replaced. 
234000 mi

US $1300
small clicking sound when ignition switch is activated. Replaced the starter. "Service charging system" light on. replaced alternator. 
92500 mi

US $700
Cylinder misfire; replace faulty coil and sparkplugs 
95000 mi

US $1000
Catalytic converter needed to be replaced 
113500 mi

US $250
I had to get the OnStar system updated. Marker light replaced. 
121000 mi

US $1580
Transmission cooling radiator developed a substantial hole. 
146000 mi

US $1300
Five of the six spark plugs had fouled and the number five coil pack needed replaceing. 

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2003 Cadillac CTS

Engine not specified

74000 mi

US $2500
Rear end in this car started making noise below 45 mph and turns out the pinion gear and driveshaft were bad. Pretty poor for a car rear end to die so quickly. Dealer was no help and went to a private shop but got stuck using all Cady parts instead rebui 
110000 mi

US $5000
lots of electrical problems, cracked heads requiring engine to be rebuilt, currently needs head job again, transmission needs to be repaired, heater not working, back window motors gone!!! car from HELL!!! 
113460 mi

C $2500
service stability system. After many trips to the shop to complain that warning system coming on (the shops computer never acknowledged that the warning system had come on so mechanics figured I didn't know what i was talking about) their computer 

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2003 Cadillac CTS 4dr Sedan

220-horsepower 3.2L V6 5-speed automatic RWD

79000 mi

US $6750
replaced master cylinder 
79000 mi

US $800
replaced 6cd player, player only clicked would not play. dealer replaced with refurbished unit. 
88000 mi

US $413
replaced rear window regulator and motor 
93000 mi

US $789
Remove and replace thermostat 
95000 mi

US $770
driver door electrics not working. Removed door panel, discovered plug not completely connected. Checked system everything works fine 
48000 mi

US $27500
I basically bought a lemon. The car the first few weeks was awesome, had to replace the tires, windshield first month. Had to replace the brakes and rotors. Car has check engine light on, leaking oil and coolant. Just did the 100k mile warranty 
61295 mi

US $625
Main computer module replaced Electronic Control Module 
64000 mi

US $5100
Blown water line. Had a major replacement of all rubber under the hood: timing belt, water pump, all hoses, valve cover gaskets. 
71300 mi

C $100
Cranking signal for security system, electronic piggy-back harness ordered and to be installed this week. Also small oil leak,rocker cover gasket needed to be replaced and ordered, also warrenty. 
71920 mi

C $100
Returning security system errors after harness installed. I read the codes and it appears to have a communication error that may be caused by a power loss, it is currently working after the dealership cleared the error codes, however I expect same issue 
74400 mi

C $100
Trunk bezel fell off,attempting to get it replaced for free 05+. this was not a suprise I have been expecting it to fall off and smash, 04.5+ much better design of bezel,03 discontinued. Found used temp replacement for $100. not a big deal. love this car! 
80600 mi

C $250
Thermostat Steering position sensor. 
86800 mi

C $1200
Tranny cooler lines, rad, full tranny service filter and fluid. Lines broke off radiator. 
86000 mi

US $2065
Air bag light - Sensor valve cover found leaking during repair oil leaking from both valve cover gaskets 
67580 mi

C $1300
Grinding sound from rear differential. Changed 2 gears and pinion. 
71920 mi

C $5200
Transmission oil cooler in the cars radiator ruptured causing transmission oil and vehicle coolant to mix.The contaminated mixture made its way to the transmission and ruined the transmission. The radiator plus the transmission were replaced 
147000 mi

US $1500
valve cover gasket and sending unit leak, power gear leak thermostat stuck open throttle body adjustment 
49786 mi

C $100
Driver side rear wheel bearing, plus both wheel bearing seals on rear replaced under extended warranty. 
66340 mi

C $980
Broken brake hydraulic flex line on front driver side, lost all brake fluid,wait for parts ordered. 
75020 mi

C $520
Long time for heater to throw heat. Figured it was the thermostat. Took to dealer and got P128 fault. Thermostat replaced and intake manifold gaskets replaced b/c had to be removed to make repair. Decided to replace spark plugs also. 
78120 mi

C $1300
Broken left front brake line. Had to order parts. fixed under recall. Luckily was not on highway when line broke. Severe safety hazard recall. Had fixed at first other than dealer. Then to dealer for GM parts. Refused to cover expenses. 
82000 mi

US $800
Brake pads for 4 wheels Disks turned for 4 weels Brake fluid flushed and replaced Struts and Hinges on trunk replaced 
92000 mi

US $130
Replaced rear window regulator and motor. 
101000 mi

US $1500
A few days after dealer performed 100,000 service car wouldn't start. Dealer claimed carbon buildup and cleaned heads and valves.  Also replaced several sensors. 
70500 mi

US $1080
Oil leak from valve covers. Replaced gaskets. Coolant leak from water pump area. Replaced water pump. 
75000 mi

US $525
Rear window mechanism broken, part ordered and replaced. 
78000 mi

US $930
Rear hub speed sensor bad. Integral with hub. Hub replaced. 
80000 mi

US $373
Replaced crank position sensor 
84400 mi

US $1758
A/C compressor seized. 
89000 mi

US $500
Leaking master cylinder and brake hose. Waited weeks for parts from shut-down GM plants. Seat belts no longer properly retracting - replaced. Bushing on stabilizer bar and front shock absorbers replaced. Thermostat replaced. Compass and external temperature sensor replaced because inaccurate. 
94000 mi

US $305
Replaced right shock absorber - parts ordered 12-24-08, arrived in March, finally installed. Oxygen sensor, bank 2 #2 
97000 mi

US $697
Replaced valve cover gasket, and resealed. Leaking oil had previously damaged the oxygen sensor replaced at last visit. O2 sensors cleaned and replaced. Same O2 sensor dropped a code on the way home - O2 sensor re-replacement pending. 
98000 mi

US $500
Oxygen sensors re-replaced. No further codes. 
100000 mi

US $1200
Replaced lower intake gasket and PCV hose for the oil leak that continued after the last repair. Re-replaced gaskets as needed for access. 
106000 mi

US $400
A/C Compressor replaced 
145000 mi

US $1500
L/R Valve Covers Replaced/Regasketed. New coil pack. New thermostat. 

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2003 Cadillac CTS 4dr Sedan

178-horsepower 2.6L V6 5-speed automatic RWD

39060 mi

$1200
Fire under the hood while driving. Oil leak from head gasket detected. Had to replace head gaskets, the cover, burned wires and vacuum hose. Waited 3 weeks for parts to arrive. 
41540 mi

$300
Replaced head gasket covers. 
74400 mi

$320
Generator belt broke in the middle of drive. The problem was caused by tensioner falling apart. Car had to be towed as one belt is used for steering, AC, generator and water pump. Do not neglet routine maintenance to avoid such a hassle. 

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See TrueDelta's information for all Cadillac models.

Cadillac CTS Expensive Problems

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