Tanz, sorry man, but there has never been and never will be a factory auto trans, 4lo equipped vehicle that doesn't shift thru all forward gears while in 4lo.
Sounds like a calibration issue to me as well.
Tanz, sorry man, but there has never been and never will be a factory auto trans, 4lo equipped vehicle that doesn't shift thru all forward gears while in 4lo.
Sounds like a calibration issue to me as well.
Meh, wrong if I'm wrong. I will still sleep tonight.
Maybe i too had a bad ground from on the position switch.
2013 CC 5.3
81 C10 LS1 project