P0380 Diagnostic Trouble Code Discussion for October 2016
Glow Plug Feedback Circuit
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| Help Request | Posted | |
| 2004 GMC Sierra 2500 HD 6.6L MIL Lamp on VIN: 1GTHC23164 P0380: glow plug circuit. ... you can see we are into these recurring codes, namely: P1404 and P2227. Wires all tested good... looking at stream data it was noticed that the baro sensor signal spikes downward (momentarily) ~ 29.2 to 28.9 in hg... which is weird since you would think o... |
October 02, 2016 | |
| 2002 Chevrolet Silverado 2500 HD 6.6L No Start VIN: 1GCHK291X2 P0380: Glow Plug Feedback Circuit Malfunction. This vehicle was towed in as no start from trans shop that did transfer case repairs. It showed all the codes indicated on first inspection. After inspecting I soon suspected a bad FICM but did power and grounds check first. Also scoped cam and crank sensor in... |
October 08, 2016 |
