P0036 and P0056
I am new here (posted already in the wrong section, sorry). I am having trouble with 2 codes in my 2010 Camaro SS L99. I have the rear O2's turned off and the MIL is set to "no error reported". But, these, P0036 and P0056 keep popping up. What else is there?
I am using HPT.
Thanks!

