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2002 Chevrolet Avalanche 1500 5.3L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
Posted to GM Driveability on 11/1/2013 16 Replies

I took a tempature before the cats and found the left one was 650 and the right was 300 so I suspected clogged cat on one side. Cut off both cats and no restriction. It seems like a jumped timing chain. I scoped the ign on the dis setting and all the paterens ...

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  Related Documents & Media  2002 Chevrolet Avalanche 1500

 
Message Closed w/FIX

car Vehicle Data

2002 Chevrolet Avalanche 1500

VIN 3GNEK13T22
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0106Manifold Air Pressure Sensor Range/Performance
P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2002 Chevrolet Avalanche 1500

VIN 3GNEK13T22
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0106Manifold Air Pressure Sensor Range/Performance
P0300Multiple Misfire Detected