× 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
1998 Chevrolet C3500 Cheyenne 7.4L Poor Idle Quality, Cuts out, Misfire
Posted to GM Driveability on 6/13/2001 6 Replies

Driver stated he was driving down the road and heard a pop, saw a puff of smoke and engine lost power. Truck would not run faster than 40 MPH. Exhaust system burned up - 5 PSI backpressure on one bank and 15 PSI on the other. Fuel filter good, pressure and vol...

6 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet C3500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C3500 Cheyenne

VIN 1GBKC34J4W
Engine7.4 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Cuts Out, Misfire
OccursAlways
Misc.Heavy Duty Chassis
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C3500 Cheyenne

VIN 1GBKC34J4W
Engine7.4 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Cuts Out, Misfire
OccursAlways
Misc.Heavy Duty Chassis