Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum banner
2K views 3 replies 3 participants last post by  vlado 
#1 ·
When switching from 2W drive to A4W the light does not change or blink, the 4W drive works fine and engages perfectly, even the 2W drive works. Any ideas as to what the problem is, or could be?
 
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top