× 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
2004 GMC Sierra 2500 HD 6.6L Poor Idle Quality, Hesitation, MIL Lamp on
Posted to GM Driveability on 7/7/2011 7 Replies

Thanks in advance for any advice you guys are willing to offer. This truck belongs to a good friend/ client of mine. It is his work truck (contractor) so he needs it back ASAP.

I have searched the fix database and read through all of the notes and replies an...

7 Replies Received (View Replies)

  Related Documents & Media  2004 GMC Sierra 2500 HD

 
Message Closed w/FIX

car Vehicle Data

2004 GMC Sierra 2500 HD

VIN 1GTHK29294
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, MIL Lamp On
OccursHot

Trouble Codes

P0202Fuel Injector 2 Circuit Malfunction
P0671Glow Plug 1 Plug Or Harness Defective
P2149Injector Group 2 Supply Circuit Open Load
Message Closed w/FIX

car Vehicle Data

2004 GMC Sierra 2500 HD

VIN 1GTHK29294
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, MIL Lamp On
OccursHot

Trouble Codes

P0202Fuel Injector 2 Circuit Malfunction
P0671Glow Plug 1 Plug Or Harness Defective
P2149Injector Group 2 Supply Circuit Open Load