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1987 Chevrolet R30 Custom Deluxe 7.4L Excessive Emissions, Poor Fuel Economy
after trk is warm if u start to drive the idle will start to increase until u are at approx [...] bdm on veh u can watch the iac motor start to increase slowly until it is wide [...] only happens sometimes not [...] after test drive and cycle key on and off an...
FIX posted 8/30/2005
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Message Closed w/FIX
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7 Replies Received
Related Documents & Media | VIN | 1GCHR33N7H |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / tbi |
| Emissions | obd1 |
| Symptoms | Excessive Emissions, Poor Fuel Economy |
| Occurs | Under Load, Cruise, Idle |
Message Closed w/FIX
Vehicle Data
1987 Chevrolet R30 Custom Deluxe
| VIN | 1GCHR33N7H |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / tbi |
| Emissions | obd1 |
| Symptoms | Excessive Emissions, Poor Fuel Economy |
| Occurs | Under Load, Cruise, Idle |
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