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2002 Chevrolet Avalanche 1500 5.3L Poor Idle Quality, Misfire, MIL Lamp on
Posted to GM Driveability on 1/9/2017 18 Replies

customer complaint, randomly misses at idle (at a light/stop sign) after highway driving when ck light comes on p0300. It doesn't happen all the time. I drove it for forty miles nothing, drove it again happened after about 15 miles of highway, light came on fl...

18 Replies Received (View Replies)

  Related Documents & Media  2002 Chevrolet Avalanche 1500

 
Message Closed w/FIX

car Vehicle Data

2002 Chevrolet Avalanche 1500

VIN 3GNEK13T12
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursIntermittently

Trouble Codes

P0134Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction
P0171Fuel System Too Lean (Bank 1)
P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2002 Chevrolet Avalanche 1500

VIN 3GNEK13T12
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursIntermittently

Trouble Codes

P0134Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction
P0171Fuel System Too Lean (Bank 1)
P0300Multiple Misfire Detected