P2227 Diagnostic Trouble Code Discussion for October 2016
Barometric Pressure Sensor Range/Performance
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| Help Request | Posted | |
| 2004 GMC Sierra 2500 HD 6.6L MIL Lamp on VIN: 1GTHC23164 P2227: BARO Pressure Sensor Performance. ... 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 |
