OBD Code P0671 - Duramax
2007 GMC Sierra SLE 3500 with Duramax/Allison Combo. Have recently gotten an OBD Code P0671, which points to an issue with the glow plug circuit in cylinder 1. There are absolutely no symptoms of an...
Forum Discussion
I've had a glow plug burnt out for well over a year. I just need time to replace it. My truck starts fine even in the winter with 1 glow plug burnt out. It's a pretty quick fix. I don't know how easy #1 is to get to though.
