Buick Regal Repair and Maintenance
A guide to problems, costs, maintenance and repair for your Buick Regal
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Buick Regal ProblemsIntake Manifold Gasket May Leak Coolant or Engine Oil
The intake manifold gasket may develop and external engine oil or coolant leak. In some cases, an internal coolant leak may occur causing coolant to mix with the engine oil. Our technicians tell us that operating the engine with a coolant/oil mix can result in internal engine damage. Replacing the intake manifold gasket should correct these leaks.
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.
Buick Regal Questionsinfotainment system quit Checked radio fuses 4/5 ok. Reconnect batt wrked 4aday (1 answer)
I've had car for a month. It worked great then all of the sudden it quit. The radio still plays quietly. None of the radio controls work on the steering wheel or the dash. The screen is black. It did come on once but the controls didn't work now nothing.
my car sounded like a lawn mower then the two spark plugs blew out of motor what would cause this
I have replaced the ignition and the safety neutral switch. And if you put it in park and wait for a minute or two it will shut off some times
Buick Regal RecallsPower Seat Wiring Chafes On Seat Frame
The wiring harness to the 8-way power adjustable front seats may chafe on the seat frames, resulting in a short circuit and fire hazard. Dealers will inspect and secure the wiring harness and repair any chafed wires free of charge to resolve the concern.
The ignition key may be able to be removed from the ignition switch without having the transmission shift lever securely in the park position. This could allow the vehicle to roll unexpectedly. Dealers will inspect and if necessary replace the key cylinder lock housing free of charge to resolve the concern.
The power steering system may fail, resulting in extra effort being required to steer the vehicle. Dealers will replace the electric belt drive rack and pinion steering gear assembly free of charge to resolve the concern.