Quote:
Originally Posted by jstubbs
OP did you replace the fuel filter after it gelled?
Buddy has an 04 (but the same LLY engine as the 05) and his started like crap below 0 until he got a new glowplug control module.
I had two 06 Duramax trucks, both would start with no issue at -20 if need be, not plugged in. One even had bad injectors and would start fine (albeit it’d run like crap).
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Anyway to test the module before I test every plug?
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