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2008 GMC Sierra Duramax - Reduced Engine Power
I have a 2008 GMC Sierra 6.6L Duramax/Allison I bought used back in March 2016. It has been a great truck with zero issues. A few weeks ago it threw P2033 Exhaust Temperature Sensor code according to AutoZone. My fuel filter was about 22% remaining at that time. I dropped to 18% fuel filter life...