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1992 Cadillac Seville Problems

RepairPal has identified the most common problems with the 1992 Cadillac Seville based on complaints from actual vehicle owners. We'll tell you what the problem is and what it'll take to fix it.

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22
Known Problems

The air conditioning compressor may become noisy or develop a refrigeration leak, requiring replacement.

This powertrain control module (PCM) may develop a fault with its electrical ground location at the front of the engine block near the starter motor.

The oil pressure switch and timing cover gasket may develop an engine oil leak.
Our technicians highly recommend that the fuel filter be replaced every 30,000 miles.

An updated PROM (Programmable Read Only Memory) chip may be available for the powertrain control module (PCM). Check with your dealer.

The powertrain control module (PCM) can fail causing stalling, and various engine and transmission drivability concerns.

The electronic level ride system may not work properly; this may result in the rear of the vehicle riding too high or too low. Our technicians tell us that a height sensor or exhaust valve failure are common issues with this system. Proper diagnoses will be necessary to confirm the exact fault.