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P0380 Diagnostic Trouble Code Discussion for January 2011

Glow Plug Feedback Circuit

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Trouble Ticket Help Requests for DTC P0380
Help Request Posted
2003 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on VIN: 17E3146310
P0380: glow plug system. Ok, loads of fun,cust. came in wanting glow plugs replaced, replaced and next day cust. called and said the ck eng light was BACK on, they said thats why they wanted them replaced, anyway, this is a calif system and my voltage is at 1.2v which NORMALLY means t...
January 26, 2011