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2008 Chevrolet Tahoe LTZ 5.3L Poor Idle Quality, Surge, Cuts out, Stall, Misfire,
Posted to GM Driveability on 1/4/2019 8 Replies

Truck came in making noise but running okay. Cam and lifters were worn out. We replaced the engine due to high mileage. Now four cylinders are staying deactivated but the PCM shows them activated. We replaced the wiring harness, checked the seven grounds, ...

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car Vehicle Data

2008 Chevrolet Tahoe LTZ

VIN 1GNFK130X8
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Cuts Out, Stall, Misfire,
OccursAlways
Open Help Request

car Vehicle Data

2008 Chevrolet Tahoe LTZ

VIN 1GNFK130X8
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Cuts Out, Stall, Misfire,
OccursAlways