Replaced ECM from PCM OF NC with stock settings no performance mod tuning and disabled AFM eliminated related oil consumption completely Suggest you do this as well if you have the 5.3L
Gender
Male
Biography
Retired, RF Engineer Nortel Networks and other wireless network providers GTE, CONTEL, Ericsson.
Interests
DMOM Had cream puff 2002 Envoy SLT 4x4 daughter totaled it, 2006 Denali Sport