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1990 Chevrolet G20 Sportvan 5.7L Poor Idle Quality, MIL ERRATIC
MIL will flash at idle if torque convertor clutch switch is [...] flashing is erratic and it effects the idle quality [...] are no codes. the van idles satisfactory with the switch closed(brake pedal released) and the MIL is not flashing with the switch closed...
FIX posted 12/21/2002
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Message Closed w/FIX
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Related Documents & Media | VIN | 2GBEG25K7L |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, MIL Erratic |
| Occurs | Intermittently, 40 Mph |
| Misc. | Conversion Van |
Message Closed w/FIX
Vehicle Data
1990 Chevrolet G20 Sportvan
| VIN | 2GBEG25K7L |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, MIL Erratic |
| Occurs | Intermittently, 40 Mph |
| Misc. | Conversion Van |
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