SPN 521

[Robert1966Garcia]

(06-12-2020 )Rawze Wrote:  before going further down that rabbit hole, simply replace all the little fuses in the fuse panel... even if they look perfectly fine. Lot of ghost errors from tarnished fuses on those prostars, it is a very common problems for them. ref: http://rawze.com/forums/showthread.php?t...1#pid12861

It is cheap to do and eliminates one more thing on the list of possibilities.

Have done all that and the problem still persists. DLB is no help, insite nor jpro either, not going to dealer. Have wondered if it could be a parameter or other setting.