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1988 GMC R2500 Suburban 7.4L Hesitation, Surge, Cuts out, Stall, MIL Lamp on, High Idle
I've got a tough nut to crack here, it's beaten some truly good people already. The truck is a multi-symptom problem that is likely going to have at least 3 different fixes. I think (know) the trans is shot and I think the idle problem is either trans related ...
FIX posted 8/11/1998
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| VIN | 1GKGR26N6J |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI 220 |
| Emissions | Federal Light-Duty Truck |
| Symptoms | Hesitation, Surge, Cuts Out, Stall, MIL Lamp on, High Idle |
| Occurs | Intermittently |
| Misc. | Th400 Transmission, 7.4L Tbi Ld Emissions, 3/4 Ton Chassis |
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Vehicle Data
1988 GMC R2500 Suburban
| VIN | 1GKGR26N6J |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI 220 |
| Emissions | Federal Light-Duty Truck |
| Symptoms | Hesitation, Surge, Cuts Out, Stall, MIL Lamp on, High Idle |
| Occurs | Intermittently |
| Misc. | Th400 Transmission, 7.4L Tbi Ld Emissions, 3/4 Ton Chassis |
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