1991 Lincoln Mark VII Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1991 Lincoln Mark VII
1991 Lincoln Mark VII Problemsstarter has been repaired, it could indicate that an incorrect starter relay was used. A diode-suppressed starter relay may be needed.
Erratic engine coolant temperature or intermittent overheating can be caused by corrosion inside the water pump. The impeller may spin on the water pump shaft or the impeller may corrode. Either condition reduces coolant circulation resulting in engine overheating.
In high dust areas, problems with the EGR system are common. The filter for the EGR solenoid may plug and cause the EGR to activate when it should not; this can cause the engine to stall. The dirty filter should be replaced to correct this concern.
1991 Lincoln Mark VII Questions
New igniton lock cylinder with keys. As soon as car is turned over the alarm goes off. Used old key in door to disarm and it doesnt work. New keys are not keyed for the lock in the door.
I just happened to go to my garage to get something and the emergency flashers were on. It was not in the engaged postion for them to flash and no key in the ignition. I think my car is possessed. Do I have an electrical problem somewhere?
I can not find the pcv valve on my 1991 mark7