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2001 Chevrolet Silverado 2500 HD 8.1L Speedometer odometer
Customer stated after vehicle sat for week speedometer reading 30 miles per hour sitting still. I recheck and even downloaded and reflashed both pcm and tcm. No change. Speedometer seems to follow tach. Pids show cluster vss at 26 miles per hour sitting st...
FIX posted 12/21/2020
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Message Closed w/FIX
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11 Replies Received
11 Replies Received
Related Documents & Media | VIN | 1GCHK23G31 |
| Engine | 8.1 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Speedometer Odometer |
| Conditions | Reads 25 Miles Per Hour With Engine Running. |
Message Closed w/FIX
Vehicle Data
2001 Chevrolet Silverado 2500 HD
| VIN | 1GCHK23G31 |
| Engine | 8.1 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Speedometer Odometer |
| Conditions | Reads 25 Miles Per Hour With Engine Running. |
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