Buick Problems

RepairPal has identified the most common problems with the Buick as reported by actual vehicle owners. We'll tell you what the problem is and what it'll take to fix it.

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Known Problems

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.

The anti-lock brake (ABS) pressure modulator valve assembly may fail internally causing the ABS light to illuminate.

The steering may develop a clunk type noise from the upper intermediate steering shaft.  Our technicians tell us that you should check with your local GM dealer to find out what the latest repair is for this condition.

A Loose or worn gas cap may cause Check Engine Light to illuminate.

The fuel pump may fail causing the engine to stall and not restart.

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.

Vehicles with a 6speed automatic transmission may develop one or more of the following faults related to a broken 35R clutch wave plate inside the transmission: Illumination of the Check Engine Light with code P0716, P0776, P0717, P0777, P2714, P2715, and/or P02723, loss of reverse gear, slipping or harsh 3rd or 5th gear shift. Removal and dis-assembly of the transmission will be required to replace the broken 35R wave plate. It is also extremely important that all debris from the failed part be cleaned from the transmission while it is disassembled in order to try and prevent future problems.

The engine may develop a misfire due to worn valve seats. This fault will cause the Check Engine Light to illuminate. Replacement of the cylinder head may be required to correct this concern.

The cooling fan clutch may fail causing excessive fan noise and/or the Check Engine Light to illuminate.

Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

A Loose or worn gas cap may cause Check Engine Light to illuminate.

A Loose or worn gas cap may cause Check Engine Light to illuminate.

Illumination of the Check Engine Light may be the result of a loose or worn gas cap.

A Loose or worn gas cap may cause Check Engine Light to illuminate.