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2002 Chevrolet Astro 4.3L MIL Lamp on, Lag under load
This Van sometimes doesn't accelerate on the highway; lucky if it will maintain 65 mph - often actually loses speed! We have captured SCAN DATA when it is doing it and when it is trying to do it. The Throttle Position Sensor is rock steady when it is actin...
FIX posted 7/7/2018
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Message Closed
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21 Replies Received
21 Replies Received
Related Documents & Media | VIN | 1GCDM19X02 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Lag Under Load |
| Occurs | Under Load, on Accel, Intermittently |
| Misc. | New Cats, New A/C Delco Fuel Pump in the Last 6 Months |
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance |
Message Closed
Vehicle Data
2002 Chevrolet Astro
| VIN | 1GCDM19X02 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Lag Under Load |
| Occurs | Under Load, on Accel, Intermittently |
| Misc. | New Cats, New A/C Delco Fuel Pump in the Last 6 Months |
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance |
Video