
2002 Chevrolet Avalanche 1500 5.3L Poor Idle Quality, Misfire, MIL Lamp on
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...
FIX posted 2/21/2017
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Message Closed w/FIX
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VIN | 3GNEK13T12 |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |
P0171 | Fuel System Too Lean (Bank 1) |
P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2002 Chevrolet Avalanche 1500
VIN | 3GNEK13T12 |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |
P0171 | Fuel System Too Lean (Bank 1) |
P0300 | Multiple Misfire Detected |