fault code po380 info? - Diesel Bombers

Chevy/GMC Duramax 01-04 LB7 Discussion of Chevy and GMC Trucks with LB7 Duramax Turbo Diesel Engines

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Old 01-08-2013, 06:19 PM
Diesel Fan
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Default fault code po380 info?

i have a o4 gmc in my shop and need more insite to diagnose,glow plug/heater problem i mostly work on mid/hd trucks and 5.9 cummins. but do not have a manual for this p/up and need more info to diagnose correctly.any info would be app thank you,72fj
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Old 01-13-2013, 04:25 AM
Diesel Bomber
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PO380 = Glow plug circuit A.

is this a California truck or a federal truck?

for a California truck P0380 glow plug heater circuit A - Chevy and GMC Duramax Diesel Forum
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