Posted September 4, 20204 yr My 1999 2500 engine is surging while driving down the road. I recalibrated the APPS, which seemed to help, but 5 days later it is doing it again. Is the APPS going out or is there something else going on?
My 1999 2500 engine is surging while driving down the road. I recalibrated the APPS, which seemed to help, but 5 days later it is doing it again. Is the APPS going out or is there something else going on?