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1989 GMC G3500 Magnavan 7.4L Add on Overdrive
The customer recently purchased this unit out of state, sight unseen. He realised on the way home that the overdrive does not shift. This is a Doug Nash unit. In trying to research it, I can find info on the Corvette version but not this unit. It looks a lot d...
FIX posted 7/17/2010
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Related Documents & Media | VIN | 1GBKP37W4J |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | Fuel Injection |
| Affected | Add on Overdrive |
| Conditions | Doesn't Work |
| Misc. | Add on Overdrive |
Message Closed
Vehicle Data
1989 GMC G3500 Magnavan
| VIN | 1GBKP37W4J |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | Fuel Injection |
| Affected | Add on Overdrive |
| Conditions | Doesn't Work |
| Misc. | Add on Overdrive |
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