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.
Resources for the Repair and Maintenance of your 1990 Cadillac Eldorado
1990 Cadillac Eldorado
1990 Cadillac Eldorado Problems
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.
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.
Power seat motors and seat position sensors may fail causing the power seats to act erratically.
The auto level ride compressor may fail causing the rear of the vehicle to ride to high or too low.
1990 Cadillac Eldorado Recalls (Recent)
Summary: 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.Learn more »
Summary: MISALIGNED REAR SEAT SAFETY BELT SHOULDER RETRACTOR ASSEMBLIES COULD CAUSE PENDULUM INTERFERENCE, CAUSING THE BELT TO REMAIN IN LOCKED POSITION OR TO TRAVEL FREELY WITHOUT LOCKING.Learn more »
Summary: THE FRONT OUTER SHOULDER BELT WEB SEW STOP CAN BECOME STUCK IN THE RETRACTOR. THE BELT CAN BE DIFFICULT TO PULL OUT OF THE RETRACTOR AND SOME OCCUPANTS MAY NOT BE ABLE TO FASTEN THE BELT.Learn more »
1990 Cadillac Eldorado Questions and Answers
What would the labor cost be to replace both front end upper & lower ball joints, the outer tie rods,upper & lower inner bushings and two stabilizer links on this car?
Happens when starting, will go into drive on 2nd try. Occuring more often.
Engine has a loud tappet noise on right side. I am trying to find out how to adjust the valves to see if the noise goes away.
The anti theft alarm sez remove key wait 3 minutes, this happens off and on. I have tried both keys,same thing happens. I have 180,000 miles on her she runs great other than this problem.