Abs light and brake light on. Please help

[sgodoy05]

Sup guys. I have a 02 Denali and the abs and brake lights come on everytime. Please help. I'm trying to sell

 

[yukonese]

I have the same problem occasionally, it comes and goes. I believe this is a connection issue more than ECBM issue. Try to check connections first, it won't cost you much anyway.

http://www.tahoeyukonforum.com/forum/showthread.php?t=26333&highlight=brake+lights

 

[CEN2MENTAL95]

im gonna say its an abs sensor or the whole abs module (mine was the $1000 module)

 

[sgodoy05]

thank you guys.. where is the abs sensor located?

 

[CEN2MENTAL95]

thank you guys.. where is the abs sensor located?

umm each wheel has one..plugged into shock tower