1991 Cadillac DeVille Problems
Find the most common issues based on car owner complaints
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to learn more about the most common 1991 Cadillac DeVille problems.

Erratic Fuel Gauge Operation
It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly.
×Rough Idle Due to EGR Valve Sticking Open
The EGR valve may stick open, causing a rough idle and/or the check engine light to illuminate.
×Check Engine Light on Due to Faulty Catalytic Conveter
Failure of the catalytic converter can result in illumination of the Check Engine Light.
×Air conditioning compressor may leak or become noisy
The air conditioning compressor may become noisy or develop a refrigeration leak, requiring replacement.
×Most Common 1991 Cadillac DeVille Problems
One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail.
Problems with the anti-theft systems using the raised-chip key can prevent the car from starting.
It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly.
$359 - $738
Fuel Pump Replacement2 Known 1991 Cadillac DeVille Brake Problems
2 Known 1991 Cadillac DeVille Drive Train Problems
2 Known 1991 Cadillac DeVille Electrical & Lights Problems
10 Known 1991 Cadillac DeVille Engine Problems
5 Known 1991 Cadillac DeVille Exhaust & Emissions Problems
2 Known 1991 Cadillac DeVille Heating & Air Conditioning Problems
1 Known 1991 Cadillac DeVille Maintenance Problem
1 Known 1991 Cadillac DeVille Miscellaneous Problem
2 Known 1991 Cadillac DeVille Suspension & Steering Problems
27 Known 1991 Cadillac DeVille Problems
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1991 Cadillac DeVille Estimates
- Power Steering Pressure Hose Replacement($231 - $301) in Portal, ND
- Head Gasket Replacement($2,323 - $3,048) in Bala Cynwyd, PA
- Oil Pan Reseal - Engine($920 - $1,198) in Geneva, NE
- Brake Drum Replacement($386 - $667) in East Berne, NY
- Trans Oil Cooler Line Replacement($61 - $108) in Osakis, MN
- Radiator Fan Motor Replacement($663 - $763) in Wishram, WA