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1991 Chevrolet C3500 Cheyenne 7.4L Surge
I have this truck that has a surge at a steady 45mph and will disapear about 50mph then @ 70,72,73 mph it comes back no codes the grounds are good. the surge feels like the overdrive going in and out but when you push the button to disingage the over drive no ...
FIX posted 2/19/2009
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14 Replies Received
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Related Documents & Media | VIN | 2GCHC39N9M |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | ODB 1 Us Fed |
| Symptoms | Surge |
| Occurs | Always, Cruise, Above 45 50 70-75Mph |
Message Closed w/FIX
Vehicle Data
1991 Chevrolet C3500 Cheyenne
| VIN | 2GCHC39N9M |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | ODB 1 Us Fed |
| Symptoms | Surge |
| Occurs | Always, Cruise, Above 45 50 70-75Mph |
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