Diagnostic Fault Information
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit | Short to Ground | High Resistance | Open | Short to Voltage | Signal Performance |
|---|---|---|---|---|---|
| Glow Plug 1 Control Circuit | P0671 | P0671 | P0671 | P0671 | - |
| Glow Plug 2 Control Circuit | P0672 | P0672 | P0672 | P0672 | - |
| Glow Plug 3 Control Circuit | P0673 | P0673 | P0673 | P0673 | - |
| Glow Plug 4 Control Circuit | P0674 | P0674 | P0674 | P0674 | - |
| Glow Plug 5 Control Circuit | P0675 | P0675 | P0675 | P0675 | - |
| Glow Plug 6 Control Circuit | P0676 | P0676 | P0676 | P0676 | - |
| Glow Plug 7 Control Circuit | P0677 | P0677 | P0677 | P0677 | - |
| Glow Plug 8 Control Circuit | P0678 | P0678 | P0678 | P0678 | - |