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1994 Pontiac Trans Sport 3.8L Poor Idle Quality, Surge, MIL Lamp on, HIGH @ LOW IDLE
just after entering into closed loop, idle begins to raise and lower at will. at the same time the tps voltage raises from .47v to as much as 1.8v all on its own. the throttle angle grows accordingly. sometimes it will hang at a high idle or fluctuate from hig...
FIX posted 3/17/2003
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Message Closed w/FIX
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3 Replies Received
Related Documents & Media | VIN | 1GMDU06L4R |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBDI,CA EMISSIONS |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp on, High @ Low Idle |
| Occurs | Hot, Idle |
Message Closed w/FIX
Vehicle Data
1994 Pontiac Trans Sport
| VIN | 1GMDU06L4R |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBDI,CA EMISSIONS |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp on, High @ Low Idle |
| Occurs | Hot, Idle |
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