04 tahoe passlock?

[Adrienne]

bought a 04 tahoe involved in a accident(front)replaced the pcm,engine harness,etc....now this thing wont start...passlock symbol stays on and dosent turn off.tryed the relearn...nothing..please help

 

[Kunihiro]

try this process:

http://www.fixya.com/cars/t8598140-chevy_tahoe_will_not_start_security

I re-read your post...sounds like you may have already gone through this process.