2003 Cadillac Seville Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2003 Cadillac Seville
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2003 Cadillac Seville ProblemsCheck Engine Light Due to Gas Cap Issue
Illumination of the Check Engine Light may be the result of a loose or worn gas cap.
Water may be drawn into the secondary air injection (AIR) pump causing the pump to fail and the Check Engine Light to illuminate. Our technicians tell us there is a kit available from General Motors to relocate the air intake for the pump which should prevent future damage from water intrusion.
2003 Cadillac Seville Questionsck ng light Autozone said oxygen sensor & sensor in trans is this exps to fix (1 answer)
my mechanic said the sensor in trans is internal and he does not do this the oxygen sensor also needs to be replaced how expensive is thks type of repair
2003 Cadillac Seville RecallsGM Recalls 2002-2003 Vehicles Due to Fuel Tank Pressure Sensor Failure
GM recalls certain 2002-2003 Cadillac Devillle, Seville, Oldsmobile Aurora, and Pontiac Bonneville vehicles because the fuel tank pressure sensor may fail and cause a fuel leak. In the presence of an ignition source, a fuel leak may result in a fire. Dealers will replace the fuel tank pressure sensor.