P1174 Diagnostic Trouble Code Discussion for December 2017
Fuel Trim Cylinder Balance
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| Help Request | Posted | |
| 2009 GMC Sierra 1500 SLE 5.3L MIL Lamp on VIN: 3GTEK23319 P1174: Fuel trim imbalance bank 1. Truck sets p1174 within a few miles, it has a slightly rough idle at times but no misfires showing up. I have swapped all injectors from bank 1 to bank 2, cleaned fuel system, and swapped o2 sensors from bank 1 to bank 2. Compression is 180 on all cylinder... |
December 19, 2017 |
