The idler arm or pitman arm may wear causing looseness in the steering. When this occurs the front suspension will not be able to be aligned correctly.
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Repairpal verified Chevrolet Impala SS problems
The intake manifold gasket may develop external engine oil leak. The manifold gasket will need to be replaced to correct this issue.
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.
The engine may start and stall with the security light flashing. This is commonly caused by a failed passlock sensor which is part of the ignition lock cylinder. A secondary cause could be the ignition switch itself. Worn contacts inside the ignition switch can cause voltage drop issues which can affect the passlock system. Proper diagnoses should be performed before replacing any parts.
The EGR tube may develop an engine vacuum leak causing the Check Engine (SES) light to illuminate.