
1996 GMC C3500 HD 7.4L Excessive Emissions, Poor Idle Quality
This truck has a hard time starting, long crank times and has a slight misfire at idle. Exhaust smells really bad at idle but no smoke. This is one of our plow trucks and works fine plowing in 2nd gear at 25 mph. Truck has plenty of power at a higher rpm but r...
FIX posted 1/16/2005
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)6 Replies Received(Hide Replies)6 Replies Received |
Message Closed w/FIX
|
VIN | 1GBKC34J9T |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / mpfi |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality |
Occurs | Always |
Misc. | 1 Ton Dump Truck W/Front Plow |
Message Closed w/FIX
Vehicle Data
1996 GMC C3500 HD
VIN | 1GBKC34J9T |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / mpfi |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality |
Occurs | Always |
Misc. | 1 Ton Dump Truck W/Front Plow |