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1997 Chevrolet Express 1500 5.7L Poor Idle Quality, Surge
This vehicle was brought to us by a local car dealer. He stated that it ran great all the way back from the beach with a full tank of gas. After returning home it would run rough at times. We scanned it and found the above listed codes, however, I know how car...
FIX posted 7/5/2003
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Related Documents & Media | VIN | 1GBFG15RV1 |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge |
| Occurs | Intermittently |
Trouble Codes
| P0121 | Throttle Position Sensor Range/Performance |
| P0123 | Throttle Position Sensor Circuit High Voltage |
| P1121 | TP Sensor Signal Lower Than Expected |
| P1351 | Mass Airflow Sensor Circuit Performance |
Message Closed w/FIX
Vehicle Data
1997 Chevrolet Express 1500
| VIN | 1GBFG15RV1 |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge |
| Occurs | Intermittently |
Trouble Codes
| P0121 | Throttle Position Sensor Range/Performance |
| P0123 | Throttle Position Sensor Circuit High Voltage |
| P1121 | TP Sensor Signal Lower Than Expected |
| P1351 | Mass Airflow Sensor Circuit Performance |
Video