code 86 (abs)

[audiophile]

Ok, did the paperclip aldl code scaner. Got a code 86. what the hell is a code 86?!?!

 

[audiophile]

ok, did it again and got a code 63. Someone please help!!

 

[InvisiBill]

http://www.google.com/search?q=gm+trouble+codes+syclone

http://www.techweasel.com/articles/troublecode/GM.htm

 

[dgoodhue]

You should also get a code 14. Code 63 is what I have, it means the brake hasn't been changed and the abs has sediment in it. Can flush the fluid a few time, but basically you will need to replace the ABS at some point. The brake fluid in these truck should flushed and change every 2 years.