× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1994 Chevrolet K2500 Cheyenne 6.5L Excessive Emissions, Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 7/21/2009 6 Replies

i am trying to time this engine. customer installed engine and wanted me to time it. when it came in had code 34 - stepper motor fault and codes 91-98 cyl. balance faults. injection pump is off to the drivers side, so that the pmd is almost touching intake. tr...

6 Replies Received (View Replies)

  Related Documents & Media  1994 Chevrolet K2500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1994 Chevrolet K2500 Cheyenne

VIN 1GCGK29F7R
Engine6.5 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsExcessive Emissions, Poor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

34stepper motor fault
35injection pulse width error
88tdc offset error
9198cyl balance faults
Message Closed w/FIX

car Vehicle Data

1994 Chevrolet K2500 Cheyenne

VIN 1GCGK29F7R
Engine6.5 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsExcessive Emissions, Poor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

34stepper motor fault
35injection pulse width error
88tdc offset error
9198cyl balance faults