1994 Cadillac Seville Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1994 Cadillac Seville
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1994 Cadillac Seville ProblemsCar Won't Start Because of Anti-Theft System That Uses Raised-Chip Key
Problems with the 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 the key and ignition lock cylinder must be replaced to correct this condition.
An intake manifold vacuum leak can develop from a variety of sources, often causing illumination of the Check Engine Light with codes P0171 & P0174 stored. Thorough diagnoses will be necessary to pinpoint the cause in order to make the correct repairs. A "smoke" machine is often used to isolate the cause of difficult to find vacuum leaks.
Overheating of the engine may cause the cylinder head to expand, severely straining the head bolts and damaging the threads in the engine block. This commonly results in a blown head gasket. Our technicians tell us the engine block threads must be repaired before the cylinder head is reinstalled.
1994 Cadillac Seville QuestionsNew battery drain after a couple of days.alternater tests good. (1 answer)
I replaced coolant cross over gaskets and water pump gaskets and seal and every time it runs and starts to build pressure it starts leaking
1994 cadsilac seville wont sshift into 2nd if speedometor is not working will the computer not know when to sshift