2005 Cadillac STS Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2005 Cadillac STS
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2005 Cadillac STS ProblemsThe Check Engine Light With Code: P0011, P0014, P0021, P0024, P0341, P0346, P0336, and/or P0391
Vehicles with certain V6 engines may illuminate the Check Engine Light one or more of the following codes: P0011, P0014, P0021, P0024, P0341, P0346, P0336, or P0391. Our technicians tell us that some vehicles may require a powertrain control module (PCM) software update to correct this issue. Other vehicles may have excess camshaft end play on one or both cylinder heads which will need to be corrected using special procedures outlined by GM.
A loose or worn gas cap could be cause the Check Engine Light to illuminate.
2005 Cadillac STS Questions05 cadillac sts with a 4.6 northstar that will not idle what is the 1st fix (1 answer)
05 sts 4.6 cranks but wont idle without feathering throttle. throttle body has been replaced with sensors. it is throwing multiple codes, P2637 P0113 P0106 P1137 P1157 P0017 P0019 P0014 P0102 P0122 P0223 P0638 P1101 P0068 P0101 P2108 P0171 P0174 P0113 P0014 P0102 P1101 P0106 it wont idle cold nor...
2005 Cadillac STS RecallsRear Suspension Link Breaks
A rear suspension toe link could fracture and result in the rear wheels changing direction. This can cause loss of vehicle control. Dealers will inspect the right and left toe links and replace them as required free of charge to resolve the concern.