[2004duramax]

A friend of mine just scanned his 2002 Duramax for the check engine light and came up witha code 380. Any idea's where to start? Chris

 

[DuramaxSMOKE11]

check and make sure you have power going to the glow plug controller. if you have power there your glow plug controller is prolly bad

 

[2004duramax]

Cold Start?

check and make sure you have power going to the glow plug controller. if you have power there your glow plug controller is prolly bad

But wouldn't that cause a cold star problem? Chris

 

[rap2orrider660R]

But wouldn't that cause a cold star problem? Chris

Depending on your local temp. your intake air heater may assist enough for cool starting..