[Duramaxcdn]

Was on my way into town and went to back up it wouldn't go into reverse seemed to stay stuck in 5th gear with engine reduce power light on. Put it in the garage for the night still won't go into reverse cleaned the tran solenoid plug, figured it might of limp tran mode ? Cycled key buncha times n took my posts off my batt, cleared trouble codes with the tuner still won't go into reverse. Stage 2 hypertech tuner 360,000km no other mods. Throwing codes p0972, p0700, p2033 any input would b appreciated thx


Sent from AutoGuide.com Free App

 

[Duramaxcdn]

Any help ?? Please


Sent from AutoGuide.com Free App

 

[Henshman]

Should be gone by now. This happens to my 2010 too, it's the cold.
The solenoids don't like the extreme cold.

 

[badmatt]

Gotta let it warm up I find. 23C on the trans temp gauge seems to be the magic number. and it gets up there quick with the elevated idle.