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2008 Chevrolet Silverado 2500 HD WT 6.6L MIL Lamp on
I have this 08 GM 6.6L diesel with P0401 & P003a codes. I am pretty sure the turbo variable vanes are "sticky" causing the P003A code, I can watch the actual vs. command and it is not very stable. The question I have is for the EGR flow code P0401. On a ga...
FIX posted 4/30/2020
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GCHK29638 |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P003A | Turbocharger Boost Control Module Position Exceeded Learning Limit |
| P0401 | EGR System Insufficient Flow Detected |
Message Closed w/FIX
Vehicle Data
2008 Chevrolet Silverado 2500 HD WT
| VIN | 1GCHK29638 |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P003A | Turbocharger Boost Control Module Position Exceeded Learning Limit |
| P0401 | EGR System Insufficient Flow Detected |
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