1991 Buick Regal Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1991 Buick Regal
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1991 Buick Regal ProblemsRough and/or High Idle Due to Engine Vacuum Leak
The upper intake manifold gasket and/or a PCV vacuum lines/hoses can develop vacuum leaks with age. This type of leak can result in a higher that normal or rough idle.
Fuel injectors can short-circuit electrically causing a rougher than normal idle and reduced performance.
The ignition module or crankshaft position sensor may fail causing the engine to die and not restart. Diagnoses will be necessary to determine if the module or crank sensor is causing the no start condition.
1991 Buick Regal QuestionsI'm thinking about buying a 1991 buick regal it has a ticking noise coming from the rear of engine. older gentleman owns the car that's in great shape, 42,000 miles. not sure if it's an expensive repair and worth putting money into? (1 answer)
Clarification: manually locking or unlocking doors, be it by key or by hand from inside the car is difficult regardless of weather.
No indication from temp gauge, engine spitting coolant from behind the alarm at the back of engine along the firewall. Overflow had fluid, radiator had fluid. Could hear it bubbling!