1991 Buick LeSabre Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1991 Buick LeSabre
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1991 Buick LeSabre ProblemsEngine Stalling Due to Mass Air Flow/Crankshaft Position Sensor Failure
The transmission pressure control solenoid may fail causing erratic shifting. Our technicians tell us that partial dis-assembly of the transmission is necessary to replace a failed pressure control solenoid.
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.
1991 Buick LeSabre Questionsive replaced the ecm unit, where do you get the passcodes to reboot it ? (1 answer)
ivereplaced the ecm unit, where do i get the paascodes to rebooot the system
why does my car stop running every 10 minutes and only start up again after sitting for 10or 15 minutes
the weather seems to have a lot to do with how far it will go before it quits