This my sound dumb but... when I push the 4H or 4L button on my 05 2500HD duramax I hear the hubs enguage but I dont get the little green 4x4 light on the dash?? isnt it supposed to come on when you select 4L or 4H??? Any help would be appreciated!!!!
Thanks for all your time!!:gearjamin
Thanks for all your time!!:gearjamin