1990 Cadillac DeVille Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1990 Cadillac DeVille

1990 Cadillac DeVille
$375 to $855
1990 Cadillac DeVille
$301 to $528
1990 Cadillac DeVille
$108 to $177
1990 Cadillac DeVille
$431 to $597
1990 Cadillac DeVille
$227 to $456

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One or more of the power window regulators (one in each door) may fail causing the window to fall into the door and not roll up.

One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail. This can result in incorrect air delivery or temperature. If this occurs, fault code(s) stored in the HVAC control module should be available to assist with diagnoses.

The engine may develop oil leaks from the lower crankcase portion of the engine block. Our technicians tell us that the engine must be removed from the vehicle to properly repair this oil leak.

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THREADED INFLATOR COMPONENTS MAY HAVE BEEN DAMAGED DURING ASSEMBLY WHICH MAY ALLOW COMPONENTS TO SEPARATE WHEN INFLATOR RECEIVES A SIGNAL TO DEPLOY THE AIR BAG.

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bought it 2 years ago 165k 1 family car brfore i bought it. was maintained very well. i have put 20k on it with no major repaires. i get 19 mpg when careful..i love it

MY DAUGHTER GAVE ME HER 1990 CADDY DEVILLE WHEN ME JEEP LET ME DOWN.IT WAS RUNNING PERTTY ROUGH WHEN I GOT IT,BUT NOW I HAVE WORKED ON IT AND IT IS RUNNING GREAT BUT,THE SERVICE LIGHT IS ON AND IT HASENT GONE OUT BUT TWICE.I REALLY LOVE THIS OLD CAR BUT THE LIGHT IS WORRING ME.

THE CAR IS DieD OVER NIGHT one THE CLOCK light STAYS ON WHEN I TURN OFF THE IGNITION. IT HAS THE WRONG BATTERY IN IT. THE CLOCK SET FOR THE HOUR DOES NOT WORK. IS THAT WHAT DRAINS THE BATTERY? Other than that it runs very good. One time owner I have not registered the car yet I would be the second owner to it!!! after today it may have an extra 100 miles added.

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