06-07 LBZ & LLY Duramax Powertrain
I've got an interesting problem maybe someone can help me with, 2006 GMC SIERRA 2500HD with LBZ Duramax. idles fine and drives fine but has a misfire in lower rpms (1200-1600 that I can make go away if I plug in a coolant temp sensor that isn't actually reading coolant temp, basically tricking...