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Problems for specific Cadillac Eldorado years:

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Newest reported 1991 Cadillac Eldorado problems

 

Verified for the Cadillac Eldorado

The head light switch may fail causing the head lights to become inoperative.

20 Reports
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Verified for the Cadillac Eldorado

The engine control module (ECM) electrical grounds on the front of the engine block may develop high resistance causing engine performance issues.

4 Reports
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Verified for the Cadillac Eldorado

Excessive carbon build up in the engine combustion chambers may be the cause of a smog check failure due to excess NOx emissions. A "top engine" decoarbonization cleaning procedure will commonly correct this concern.

4 Reports
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Verified for the Cadillac Eldorado

The fuel injectors may short out electrically causing a round idle condition.

5 Reports
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Verified for the Cadillac Eldorado

The air conditioning system can be prone to refrigerant leaks and failure of one or more pressure sensors. The AC pressure sensors should be checked for proper operation when ever the AC system is serviced.

30 Reports
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Verified for the Cadillac Eldorado

The AC compressor may develop an abnormal noise or refrigerant leak, requiring replacement.

 

21 Reports
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Verified for the Cadillac Eldorado

The auto level ride compressor may fail causing the rear of the vehicle to ride to high or too low.

29 Reports
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Verified for the Cadillac Eldorado

The trunk pull down switch may fail causing the trunk lid not to close completely. Our technicians tell us that the failed switch can be replaced without changing the complete pull down motor assembly.

43 Reports
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Verified for the Cadillac Eldorado

A coolant leak may develop from the water pump. This can result in an engine overheating condition. A leaking water pump will require replacement.

4 Reports
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Verified for the Cadillac Eldorado

An automatic transmission fluid leak may develop from the rubber section of a transmission cooler line. In some cases the rubber section of hose can be replaced. In others, the complete cooler line must be replaced to correct this type of leak.

14 Reports
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Verified for the Cadillac Eldorado

Problems with anti-theft systems using the raised-chip key can prevent the car from starting. The wires in the steering column to the ignition lock cylinder tend to break. The key and ignition lock cylinder should be replaced to correct this condition.

60 Reports
Me Too

Verified for the Cadillac Eldorado

The vacuum release actuator for the parking brake may fail, preventing the parking brake from releasing automatically. Our technicians remind us that there is a mechanical release lever on the park brake ratchet you may use if the park brake does not release automatically. (Care should be taken when manually releasing the park brake!)

20 Reports
Me Too

Verified for the Cadillac Eldorado

The high pressure power steering hose will commonly leak fluid; it should be replaced.

15 Reports
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Verified for the Cadillac Eldorado

The fuel pump may fail causing the engine to stall and not restart. Our technicians recommend replacing the fuel filter every 30,000 miles to help prevent undue strain on the fuel pump.

14 Reports
Me Too

Verified for the Cadillac Eldorado

The anti-lock brake (ABS) accumulator may fail causing loss of power brake assist. (The brake pedal will become very hard.)

2 Reports
Me Too
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