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1996 GMC C3500 Sierra SL 5.7L Misfire, Poor Fuel Economy
Posted to GM Driveability on 2/23/2010 17 Replies

when this truck came in the shop it was backfiring and stalling after replacing failed components and setting timing back to 0 tdc the truck would not start eventualy i had to set timing back to the previous position wich was just before cylinder 8 at tdc afte...

17 Replies Received (View Replies)

  Related Documents & Media  1996 GMC C3500 Sierra SL

 
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car Vehicle Data

1996 GMC C3500 Sierra SL

VIN 1GDJC34R7T
Engine5.7 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, Poor Fuel Economy
OccursUnder Load, on Accel, Intermittently

Trouble Codes

P1345Mass Airflow Sensor Loose Contact With Low Frequency
Message Closed

car Vehicle Data

1996 GMC C3500 Sierra SL

VIN 1GDJC34R7T
Engine5.7 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, Poor Fuel Economy
OccursUnder Load, on Accel, Intermittently

Trouble Codes

P1345Mass Airflow Sensor Loose Contact With Low Frequency