2004 Chevrolet Silverado 2500 HD 6.6L Poor Idle Quality, Misfire, MIL Lamp on
well folks this truck is back for the forth time. still gives code p2149. intermitant as far as when it acts up. we have replaced all 8 injector pigtail ends and checked all grounds time and time again. i just looked at the GM flash program Matrix with no luck...
Summary posted 8/26/2010
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Vehicle Data2004 Chevrolet Silverado 2500 HD
Trouble Codes
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Message Closed w/Summary
Vehicle Data
2004 Chevrolet Silverado 2500 HD
VIN | 1GCHK23204 |
Engine | 6.6 L / 8 cyl / DIESEL |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P2149 | Injector Group 2 Supply Circuit Open Load |