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1988 GMC C1500 Sierra 4.3L Surge
Truck runs ok under wide open throttle, surges and barely runs under load unless wide open throttle. Idle's fine and free revs fine. worse when cold. Fuel pressure remains constant entire time.
FIX posted 1/12/2002
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Related Documents & Media | VIN | 1GCDC14Z7J |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / tbi |
| Emissions | us fed |
| Symptoms | Surge |
| Occurs | Under Load, on Accel |
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Vehicle Data
1988 GMC C1500 Sierra
| VIN | 1GCDC14Z7J |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / tbi |
| Emissions | us fed |
| Symptoms | Surge |
| Occurs | Under Load, on Accel |
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