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2008 Chevrolet Impala LT 3.5L Surge
Posted to GM Driveability on 10/15/2012 3 Replies

2008 Chevrolet Impala with 3.5L. Higher engine rpm on deceleration( takes about 5 seconds after stopping the vehicle to return to a stable 650 rpm idle. desired and actual idle speeds agree, but in nuetral (or in gear) when vehicle reaches 2 or 3 mph, PCM comm...

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car Vehicle Data

2008 Chevrolet Impala LT

VIN 2G1WT58K18
Engine3.5 L / 6 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSurge
Message Closed

car Vehicle Data

2008 Chevrolet Impala LT

VIN 2G1WT58K18
Engine3.5 L / 6 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSurge