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2006 GMC Sierra 2500 HD SLT 6.6L Transmission
Hello everyone, I’m working on a Chevy Silverado 2500 Diesel that has been to three different repair shops for the same issue. The concern is with the shifter indicator in the instrument cluster, and the transmission goes into limp mode and drops out of...
FIX posted 4/23/2026
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Message Closed w/FIX
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4 Replies Received
4 Replies Received
Related Documents & Media | VIN | 1GTHK23D76 |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Transmission |
| Conditions | Shifter Indicator |
Message Closed w/FIX
Vehicle Data
2006 GMC Sierra 2500 HD SLT
| VIN | 1GTHK23D76 |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Transmission |
| Conditions | Shifter Indicator |
Video