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Problems for specific Chevrolet Impala years:

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Repairpal verified 2008 Chevrolet Impala problems

 

Verified for the Chevrolet Impala

The exhaust gas recirculation (EGR) tube which connects the EGR valve to the intake manifold may develop an engine vacuum leak, causing the Check Engine Light to illuminate with code P0171 and/or P0174 stored.

23 Reports
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Verified for the Chevrolet Impala

Flex fuel vehicles can develop fuel calibration issues resulting in illumination of the Check Engine Light and/or lack of power. This commonly occurs if only short trips are taken after changing fuel type from E85 to gasoline or gasoline to E85. In most cases, the fuel calibrations can be reset for gasoline using a properly equipped scan tool.

10 Reports
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Verified for the Chevrolet Impala

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

45 Reports
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Verified for the Chevrolet Impala

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

21 Reports
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Verified for the Chevrolet Impala

The intake manifold gasket can develop external engine oil or coolant leaks. In some cases the failed gasket will leak coolant internally. The manifold gasket will need to be replaced to correct this issue.

66 Reports
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Verified for the Chevrolet Impala

Acid may leak from the battery at the cable connections, resulting in corrosion on the battery cable ends and in the battery tray. A Leaking battery should be replaced and the cables thoroughly cleaned or replaced if necessary.

13 Reports
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Verified for the Chevrolet Impala

The automatic transmission shifter may fail, or a wire may break near the shifter causing the ignition key to become stuck in the ignition lock cylinder.

197 Reports
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Verified for the Chevrolet Impala

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.

251 Reports
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Verified for the Chevrolet Impala

The speedometer or other instrument panel gauge may begin to work erratically at times. Our technicians tell us that the instrument cluster must be sent to a repair facility to correct this fault.

132 Reports
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Verified for the Chevrolet Impala

A dirty throttle body may cause a lower than normal idle and possible stalling condition. Performing a throttle body service will commonly correct this concern.

7 Reports
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Verified for the Chevrolet Impala

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.

101 Reports
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Verified for the Chevrolet Impala

The high pressure power steering hose will commonly leak fluid; it should be replaced.

70 Reports
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