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Engine light because of after market air filter? 2020 2500 diesel
I bought a brand new K&N filter and as soon as I installed it, Check engine light came on. I cleared it with my scanner, but it kept coming back on. I put in the old dirty filter back in just to see what happened, and check engine light did not come back on after clearing it. I bought a brand...- Jeepdriver
- Post #26
- Forum: 4.5 Gen General Discussion