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1997 Chevrolet K1500 Cheyenne 4.3L Poor Idle Quality, Misfire, MIL Lamp on
Posted to GM Driveability on 7/30/2013 25 Replies

I just purchased the truck and it had a mil on for b1s2 high voltage confirmed with genesys and replaced sensor. Sensor is switching properly now. Test drive brought out the lean codes did not find a vacuum leak.

25 Replies Received (View Replies)

  Related Documents & Media  1997 Chevrolet K1500 Cheyenne

 
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car Vehicle Data

1997 Chevrolet K1500 Cheyenne

VIN 1GCEK19W0V
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / spider
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways, Cold, on Accel, Idle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed

car Vehicle Data

1997 Chevrolet K1500 Cheyenne

VIN 1GCEK19W0V
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / spider
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways, Cold, on Accel, Idle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)