My owners manual says to put Auto trac fluid from GM in my transfer case on my 2500HD '05 GMC. It is an electric transfer case. I thot only the half ton trucks with auto 4x4 required that. Any help would be appreciated!
My owners manual says to put Auto trac fluid from GM in my transfer case on my 2500HD '05 GMC. It is an electric transfer case. I thot only the half ton trucks with auto 4x4 required that. Any help would be appreciated!