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2013 GMC Sierra 2500 HD SLE 6.0L Engine
Supposedly an easy straightforward fix especially an overheating issue. Not this one, its kicking my behind big time. I spent hours and hours of diagnosing the issue and fired the parts cannon multiple times and still no fix! This is a 13 GMC SIERRA 2500HD...
FIX posted 10/12/2025
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Message Closed w/FIX
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17 Replies Received
17 Replies Received
Related Documents & Media | VIN | 1GT12ZCG2D |
| Engine | 6.0 L / 8 cyl / FLEX |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Engine |
| Conditions | Overheating |
Message Closed w/FIX
Vehicle Data
2013 GMC Sierra 2500 HD SLE
| VIN | 1GT12ZCG2D |
| Engine | 6.0 L / 8 cyl / FLEX |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Engine |
| Conditions | Overheating |
Video