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2001 Chevrolet Silverado 3500 8.1L Unusual Downshifting
There also is no gear indicator on the ipc,and no trans temp reading.there are currently no dtcs set.scan tool will not communicate with the trans but does communicate with the pcm. FIX posted 5/18/2012![]() 4 Replies Received (View Replies)4 Replies Received (Hide Replies)
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Message Closed
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| VIN | 1GBJK34G51 |
| Engine | 8.1 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Unusual Downshifting |
| Conditions | Upshfits Fine Thru Gears |
| Misc. | Dump |

4 Replies Received
4 Replies Received
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