Back at it again.
STill Stuck!
-Dealer Reflashed
-New PCM
-Dealer Reflashed again
-Made new file from dealer flash
-using a different laptop
-New usb cable
-Charged Battery on lappy and truck
Every time the car will take the first Write Entire for RTT.
The second Write Cal is always security access denied - invalid authorization code
Attached is the dealer flash and my edit to RTT.
This tune is just a work in progress to just back the car on te dyno so please do not pick on it too much.
The question Why am I locked out yet again?