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1996 Chevrolet C2500 Cheyenne 5.7L Misfire, MIL Lamp on
Posted to GM Driveability on 1/8/2007 19 Replies

Hi guys, I need some advice on this Chevrolet truck. It had a new fi unit with intake gaskets about 3 yrs ago. Over the last 2 months it has begun setting codes intermittenly. The only driveability problem is slight roughness at idle in gear only. Codes are P1...

FIX posted 1/16/2007

19 Replies Received (View Replies)

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car Vehicle Data

1996 Chevrolet C2500 Cheyenne

Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / cmp
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle, Intermittently

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)
P0300Multiple Misfire Detected