Oct 14, 2010 #1 M MichaelM Member Joined May 15, 2008 Messages 330 Reaction score 0 Points 16 I have a 1997 gmc 2500 4x4 pu with a 5.7 gas plow truck with 75000 miles should I switch over to mobil 1 is it better then just oil or what oil should I use
I have a 1997 gmc 2500 4x4 pu with a 5.7 gas plow truck with 75000 miles should I switch over to mobil 1 is it better then just oil or what oil should I use