Any Body have information about B7973

[wesam]

I want to know for what B7973 is used I noticed its put Yes for C7 but no for Gen V Trucks
If any body have any information to share i will be glade for

Thanks in advance

[GMPX]

It should just be that the ECM will use the cam position Wide Open Throttle position table once the ECM goes in to PE fuelling mode rather than its own throttle position parameters to use the WOT cam tables.

[wesam]

Any reason its on in C7 and Off in trucks ?

[GMPX]

Sorry no, different tuning strategy from GM's calibration teams.

[Road]

Any reason its on in C7 and Off in trucks ?

FWIW it's yes on the 6.2 trucks but no the 5.3 ones.