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1988 GMC K1500 Sierra SLE 5.7L Poor Idle Quality
The throttle plates on this vehicle have excessive play due to worn bushings, causing throttle plates to hang up and giving a high idle, also gas pedal is hard to push down. I know on quadrajets there is a company that makes a kit to re-bush the base plate. Do...
FIX posted 6/26/2001
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| VIN | 1GTDK14K0J |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | OBDI |
| Symptoms | Poor Idle Quality |
| Occurs | Idle |
Message Closed
Vehicle Data
1988 GMC K1500 Sierra SLE
| VIN | 1GTDK14K0J |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | OBDI |
| Symptoms | Poor Idle Quality |
| Occurs | Idle |
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