GMC Sierra 2500 HD Duramax Wiring Diagrams: LBZ, LB7, LLY & 6.6 Glow
![GMC Sierra 2500 HD Duramax Wiring Diagrams: LBZ, LB7, LLY & 6.6 Glow](https://i2.wp.com/ww2.justanswer.com/uploads/DT/dt69nova/2013-01-18_174523_pic.gif)
Gmc wiring sierra diagram 2500 2007 duramax wire 4x4 2004 plug system fuel justanswer need glow yukon 2010 2002 Gmc sierra 2500 hd duramax wiring diagrams: lbz, lb7, lly & 6.6 glow