2007 Chevrolet Impala LT 3.5L Engine
This engine develops fairly loud tapping noise somewhat like a lifter but is less sharp (metallic) and more of a squeaky tone when fully warm and only at idle. Noise seems to be coming from center of engine. Otherwise car has no problem with no codes or misfir...
Summary posted 12/14/2011
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Vehicle Data2007 Chevrolet Impala LT
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Message Closed w/Summary
Vehicle Data
2007 Chevrolet Impala LT
VIN | 2G1WT58N47 |
Engine | 3.5 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | Engine |
Conditions | Noise When Hot |