P0380 Diagnostic Trouble Code Discussion for May 2010
Glow Plug Feedback Circuit
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| Help Request | Posted | |
| 2001 Chevrolet Silverado 2500 HD LS 6.6L MIL Lamp on VIN: 1GCHK23171 P0380: Glow Plug Feedback Circuit Malfunction. Check engine light is on, and has a po380 code. Was that way all thru the winter and never had a starting problem. Check voltage at the large red wire at controller, good. Checked voltage at other two large terminals one powers up with key on, and also powers ... |
May 11, 2010 |
