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1991 Chevrolet R2500 Suburban Silverado 7.4L TCC, O.d.
the transmission will start off shifting properly, then after a few miles will drop out of o.d. and lock up. and set a trouble code 68. the transmission shop replace the transmission pass through connector with the updated harness and we double checked the con...
FIX posted 9/25/2009
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GNGR26NXM |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | TCC, O.d. |
| Conditions | No Lock Up, Stays in 3rd Gear |
Message Closed w/FIX
Vehicle Data
1991 Chevrolet R2500 Suburban Silverado
| VIN | 1GNGR26NXM |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | TCC, O.d. |
| Conditions | No Lock Up, Stays in 3rd Gear |
Video