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Problems for specific Buick LeSabre years:

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Most reported 2003 Buick LeSabre problems

 

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.

151 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.

87 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.

69 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.

65 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.

59 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.

42 Reports
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Verified for the Buick LeSabre

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

 

41 Reports
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Verified for the Buick LeSabre

The front struts may show signs of wear, or be excessively bouncy ride at freeway speeds. This may begin to occur at around 75,000 miles.

36 Reports
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Verified for the Buick LeSabre

The fuel pump can fail causing the engine to stall and not restart. Our technicians highly recommend to replace your fuel filter every 30,000 miles to help prevent undue strain on the fuel pump.

26 Reports
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Verified for the Buick LeSabre

The outer tie rod ends on the steering linkage may wear causing excessive free play in the steering and uneven tire wear. If the worn tie rod ends are replaced, the wheel alignment should be checked and adjusted as necessary.

14 Reports
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Verified for the Buick LeSabre

The EGR tube may develop an engine vacuum leak causing the engine to run lean. The Check Engine Light may or may not illuminate.

9 Reports
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Reported by BCSales3639 and 8 others for the Buick LeSabre

I have 3 windows that will not go up or down although the drivers side works fine

9 Reports
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Verified for the Buick LeSabre

Failure of the crankshaft position sensorignition control module, or powertrain control module (PCM) may cause the Check Engine Light to illuminate.

8 Reports
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Reported by James Edward and 3 others for the Buick LeSabre

Fan has a loud roar as if there might be a blockage of air flow.

4 Reports
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