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Most reported Buick problems

 

Verified for the Buick Rainier

On vehicles equipped with rear air springs, the air compressor may fail causing the rear suspension to sit low.

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Verified for the Buick LeSabre

It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly. The sensor must be replaced to correct the condition. Our technicians recommend having the complete fuel pump module replaced on high mileage vehicles.

155 Reports
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Verified for the Buick Century

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.

107 Reports
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Verified for the Buick LeSabre

The mass air flow or crankshaft position sensor may fail causing the engine to stall intermittently. Proper diagnoses will be necessary to determine the cause of any stalling condition.

91 Reports
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Verified for the Buick LeSabre

One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail. This can result in incorrect air delivery or temperature. If this occurs, fault code(s) stored in the HVAC control module should be available to assist with diagnoses.

74 Reports
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Verified for the Buick LaCrosse

Door lock mechanisms not operating properly. Doors may not lock/unlock.

Replacement of faulty door lock actuator required for proper operation.

 

70 Reports
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Verified for the Buick LeSabre

The intake manifold gasket can develop external engine oil leaks. The intake manifold will need to be removed and the gaskets replaced to correct this issue.

66 Reports
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Verified for the Buick Park Avenue

The mass air flow or crankshaft position sensor may fail causing the engine to stall intermittently. Proper diagnoses will be necessary to determine the cause of any stalling condition.

63 Reports
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Verified for the Buick Park Avenue

The mode and temperature door actuators may fail causing improper air flow or temperature output from the heating and AC (HVAC) system.

62 Reports
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Verified for the Buick LeSabre

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.

61 Reports
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Verified for the Buick Enclave

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.

55 Reports
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Verified for the Buick Rainier

The fuel level sensor in the fuel tank may fail causing erratic fuel gauge operation. Our technicians tell us that on high mileage vehicles you may wish to replace the complete fuel pump module assembly if this condition occurs.

On certain 2005 - 2007 vehicles, General Motors has provided a special service policy covering the fuel level sensor, agreeing to pay 50% of the repair cost. This coverage extends for 10 years or 120,000 miles from the original "in service" date of the vehicle. Please contact your local GM dealer for more information.

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53 Reports
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Verified for the Buick Park Avenue

The intake manifold gasket may develop external engine oil and/or coolant leak. The intake manifold will need to be removed and the gasket replaced to correct this issue.

50 Reports
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Verified for the Buick LeSabre

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

43 Reports
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Verified for the Buick LeSabre

The water pump may develop a coolant leak resulting in an engine overheating condition.

 

42 Reports
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