
2003 Chevrolet Silverado 3500 LS 6.0L MIL Lamp on
Got this truck in for fuel gauge always reading empty. Had code P1172. Erased code and fuel gauge worked. Replaced vent valve per tsb and in couple days was back with same code. Warrantied out rear pump as customer had previously replaced and it emptied th...
FIX posted 6/16/2021
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Message Closed
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VIN | 1GBJK34U93 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P1172 | Air Fuel Sensor (Bank 1 Sensor 1) Circuit Out-Of-Range High |
Message Closed
Vehicle Data
2003 Chevrolet Silverado 3500 LS
VIN | 1GBJK34U93 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P1172 | Air Fuel Sensor (Bank 1 Sensor 1) Circuit Out-Of-Range High |