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2003 Chevrolet Express 1500 5.3L MIL Lamp on
Any GM tech's out there. Help!! This van came in with a mass air flow code and lean fuel trim codes. The truck was running rough and stalling. We replaced the mass air flow sensor and the mass air flow code went away the truck ran much better. The mil light ca...
Summary posted 3/10/2006
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Related Documents & Media | VIN | 1GCFG15T93 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / Sequential port fuel injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/Summary
Vehicle Data
2003 Chevrolet Express 1500
| VIN | 1GCFG15T93 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / Sequential port fuel injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
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