Bad Glow Plug?
My 2008 GMC Sierra 2500HD Duramax check engine light came on during our recent camping trip to Yellowstone. Trouble code reads p0672, which is "Glow Plug 2 Control Circuit." Reported fixes include r...
Forum Discussion
I've changed 3 on mine, one each of the past 3 winters. Each time it cleared the code and it never returned after I cleared it. Glow plugs are cheap and are changed just like a spark plug. Very easy, just don't break it.
