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2005 GMC Sierra 3500 6.6L MIL Lamp on
Checked four glow plugs checked ok, truck starts good even in temp. around 20 deg. after sitting all night. Replaced glow plug controller started about 10 times and reset codes all eight glow plug circuits, still starts fine. Thanks for any help.
Summary posted 3/14/2011
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Related Documents & Media | VIN | 1GTJK33255 |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection / diesel |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0671 | Glow Plug 1 Plug Or Harness Defective |
| P0672 | Glow Plug 2 Plug Or Harness Defective |
| P0673 | Glow Plug 3 Plug Or Harness Defective |
| P0674 | Glow Plug 4 Plug Or Harness Defective |
| P0675 | Cylinder 5 Glow Plug Circuit |
| P0676 | Cylinder 6 Glow Plug Circuit |
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Vehicle Data
2005 GMC Sierra 3500
| VIN | 1GTJK33255 |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection / diesel |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0671 | Glow Plug 1 Plug Or Harness Defective |
| P0672 | Glow Plug 2 Plug Or Harness Defective |
| P0673 | Glow Plug 3 Plug Or Harness Defective |
| P0674 | Glow Plug 4 Plug Or Harness Defective |
| P0675 | Cylinder 5 Glow Plug Circuit |
| P0676 | Cylinder 6 Glow Plug Circuit |
Video