gotabefast

New to the Forum.
I have a 525HP LS3, 6 speed Tremec in a 67 Camaro, New from Chevrolet with ECU and Harness,
The engine starts and dies instantly. will not run. Everything New, Engine, GM Performance Kit with ECU and harness. Changed, ECU twice, Harness once, Engine Once, still having the same issue fuel pump has 60 psi. PLEASE HELP!!!

N20zuki

Is vats disabled in your tune?

kwhizz

Check your Ignition Switch........It cuts power to the feed wire when in the run position.........

Ken

gotabefast

I don't know if the VATS are disabled or not. to tell the truth I will have to have that checked by someone.

As far as the ignition switch I will check that!!!
Thanks

cobalt964

is this an erod motor with gmpp standalone harness and pcm? if so, gm had a couple pcm programing problems in the beginning.