Hello,

Dont buy an envoy! just kidding. We have an 05 envoy that has a loud growl type sound from the transfer case in 4wd. The noise sounds exactly like when a front wheel bearing is ready to fly apart. It makes the noise in 4 hi or 4 low. As soon as you swi...

FIX posted 1/7/2010

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle