| Cm871 bad fuel mileage and black oil soon after changing |
| 03-27-2022, (Subject: Cm871 bad fuel mileage and black oil soon after changing ) Post: #1 | |||
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| Cm871 bad fuel mileage and black oil soon after changing I recently bought a truck with cm871 its de-mandated I have a friend that has same engine and I get almost 1 mpg less then him and the oil on mine gets black week after its changed and his is clean what should I look into? His has everything stripped off of it and mine has everything on engine yet thanks | |||
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Cm871 bad fuel mileage and black oil soon after changing - Jar90 - 03-27-2022 RE: Cm871 bad fuel mileage and black oil soon after changing - tree98 - 03-27-2022, RE: Cm871 bad fuel mileage and black oil soon after changing - Jar90 - 03-27-2022, RE: Cm871 bad fuel mileage and black oil soon after changing - tree98 - 03-27-2022, RE: Cm871 bad fuel mileage and black oil soon after changing - Rawze - 03-27-2022, RE: Cm871 bad fuel mileage and black oil soon after changing - Jar90 - 03-27-2022, RE: Cm871 bad fuel mileage and black oil soon after changing - Rawze - 03-27-2022, RE: Cm871 bad fuel mileage and black oil soon after changing - Jar90 - 03-27-2022, RE: Cm871 bad fuel mileage and black oil soon after changing - Rawze - 03-27-2022, |
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