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2003 Cadillac CTS Repair Histories

2003 Cadillac CTS Repair Histories 2003 Cadillac CTS Repair Histories

122 TrueDelta members own (or used to own) a 2003 Cadillac CTS. 39 of these members (32%) have reported repairs for their car. A total of 141 repairs to 2003 Cadillac CTSs--an average of 1.2 per vehicle--have been reported.

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 2003 Cadillac CTS problems occur, check out our car reliability stats.

Percentage of 2003 Cadillac CTS repairs by problem area

Chart based on 141 repairs.

2003 Cadillac CTS repair cost distribution

Chart based on 59 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten 2003 Cadillac CTS repair histories. Log in or join us to see them all.

2003 Cadillac CTS 4dr Sedan

220-horsepower 3.2L V6 5-speed automatic RWD

Cadillac CTS in Tennessee, United States
Feb 2008 - Mar 2010
Mar 2008   Needed new water pump. 
Cadillac CTS in Ontario, Canada
Apr 2008 - Jun 2011
May 2008 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. 
Jun 2008   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 
Jul 2008   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! 
Oct 2008   Crank position sensor, cheap repair,common prob wit 3.2L,car wouldnt start,key stays turned to start by itslef then gives up,several attempts,let sit for 1hr car started and drove it home, next day drove to the shop and had it repaired 
Mar 2009   Thermostat Steering position sensor. 
Sep 2009   Tranny cooler lines, rad, full tranny service filter and fluid. Lines broke off radiator. 
Cadillac CTS in California, United States
Jun 2008 - Jun 2014
Jul 2008   Crankcase sensor went out. Lens on rear deck covering backup lights and around license plate came off in car wash. Broken, over $400.00 to replace. 
Sep 2009 US $625 Electronic Control Module 
Jun 2010   Blown water line. Had a major replacement of all rubber under the hood: timing belt, water pump, all hoses, valve cover gaskets. 
Oct 2010   Worn rotors and pads. Replaced. 
Cadillac CTS in California, United States
Aug 2007 - Jun 2012
Nov 2007 US $800 Brake pads for 4 wheels Disks turned for 4 weels Brake fluid flushed and replaced Struts and Hinges on trunk replaced 
Dec 2008   Replaced rear window regulator and motor. 
Jan 2010   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. 
Nov 2011   Window regulator failed on passenger rear window. Ordered new part on eBay and replaced unit using the original motor. Repair successful. 
Dec 2011   FM / Wireless antenna above headliner near rear window went bad. Ordered replacement online and exchanged unit. 
Jun 2012   AC blew hot air. Diagnosed as bad compressor & condenser. Estimated to cost $1700 to repair. Chose to sell the car. 
Cadillac CTS in Manitoba, Canada
Aug 2007 - Jun 2011
Dec 2007 C $495 thermostat broken. Seal and thermostat on backorder, had to take vehicle back at a later date. 
Mar 2008   Thermostat broken. Seal and thermostat on backorder, had to take vehicle back at a later date. Month: December 2007 outcome, ordered parts. 
Cadillac CTS in New Mexico, United States
Jan 2007 - Sep 2007
May 2007   Right front driving lamp going on and off-dealer changed the lamp, did not fix the problem. 
Cadillac CTS in Bahrain
Dec 2006 - Dec 2008
Jan 2007 $80 Throttle body replacement 
Mar 2007   small engine cooler inside the engine leaked radator water, need to be replaced part cost US$ 180 labour charge US$ 70. 
Apr 2008   Replacement of cranck sensor. Radiator repair. 
May 2008   Window regulator failure 
Aug 2008   Overheat problem, Mechanic replaced the thermostat, it took one week to get the part, no problem after part replacement. 
Cadillac CTS in Illinois, United States
Jan 2007 - Dec 2014
Feb 2007 US $761 Rear differential seals replaced after spotting leak on garage floor. 
Jun 2008   Trunk lid struts failed. Due to change in their design, trunk hinges had to be replaced at a cost of $500. E-mailed Cadillac for solution after returning home. Cadillac offered to arrange for dealer to pay 1/2 of $500 cost of repair. Dealer replaced trunk struts and hinges at no cost. Service manager said that it was the least they could do for a good customer. 
Jun 2010   Brake pads replaced and rotors resurfaced. 
Cadillac CTS in Ontario, Canada
Jun 2007 - May 2011
Jul 2007   slightly rough idle, brought rpm's up to about 750-800, seemed to help quite a bit.If it holds at those rpm's and computers don't re-adjust. 
Mar 2008 C $100 Driver side rear wheel bearing, plus both wheel bearing seals on rear replaced under extended warranty. 
Dec 2009   Broken brake hydraulic flex line on front driver side, lost all brake fluid,wait for parts ordered. Replaced rotors and pads on all four wheels. 
Jan 2011   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. 
May 2011   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. 

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2003 Cadillac CTS 4-door

6-cylinder automatic 2WD

Cadillac in Michigan, United States
Dec 2006 - May 2008
Jan 2007   Rough noisy ride was first discussed with dealer in October. It took three trips to diagnose correctly. Brakes replaced, shocks/struts replaced, alignment, tire balance/rotate (not considered maintience)finally control arm bushings were replaced and seems 
Sep 2007 US $105 Replaced the trunk struts. 

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