P1174 GMC

P1174 GMC - Fuel Trim Cylinder Balance

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Possible causes

- Failed HO2S
- Ignition problem
- Fuel injection problem
- Engine mechanical condition

Symptoms

- Engine Light ON (or Service Engine Soon Warning Light)

P1174 GMC Description

The Engine Control Module (ECM) performs a fuel trim cylinder balance utilizing the HO2S, when the calculated accumulated voltage exceeds a predetermined level this code is set

GMC Technical Service Bulletins for P1174 code

2007 GMC SIERRA 1500 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS Details

2007 GMC SIERRA 2500 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS Details

2007 GMC SIERRA 3500 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS Details

2007 GMC YUKON FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS Details

2007 GMC YUKON XL 1500 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS Details

2007 GMC YUKON XL 2500 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS Details

2008 GMC SIERRA FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS Details

2008 GMC SIERRA 1500 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS Details

2008 GMC SIERRA 2500 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS Details

2008 GMC SIERRA 3500 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS Details

More Bulletins

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