Search results

  1. G

    P2033, P0546 engine power reduced

    I have a 2007.5 Chevrolet 2500HD LTZ LMM. I am getting the above codes and the truck keeps saying reduced engine power. I have EFI Live, cold air intake and 5" exhaust. I have 5 tunes and they still seem to be working. I changed the fuel filter and cleaned the MAF with MAF cleaner. I have had...
  2. G

    New Guy from Kansas

    New to the forum. I have a 2007.5 ( new body style ) Chevrolet 2500HD LTZ LMM. It has EFI Live, 5 tunes, 5" exhaust and cold air intake. This is my first diesel truck.
Back
Top