Ignition/Tuner/ECM/Fuel InjectionNeed advice on ignition issues? Questions about a tuner? Have questions about a EFI calibration or Fuel Injection? Tips on Engine Diagnostics, how to get codes, and what they mean. Find your answers here.
My problem is when I hit a bunch of bumps on the road. The motor starts spitting and popping. It will clear itself out on a smooth road. I've had a thunder Max tuner on there for four years. I have cleaned and removed all connections. Going to bit crazy please help!!!