2011 chevy 2500hd diesel not starting when cold

Question

Evo all with t harness, works great when warm, it will wait and dash lights come on and then it wont even attempt to crank then turn off try a 2nd attempt and same result. In diesel mode set to 14 mins updated to most recent software.

Answer 1

please provide the 12 digit service number so we can take a look at your options

Comments

001A07 009047