B bdja New member Joined Jun 25, 2010 Messages 37 Reaction score 0 Points 0 Apr 9, 2012 #1 I have a 2000 Sierra with a 4.8 and would like to know what would be the normal cylinder compression range. I bought it new and it now has 351,000 miles and I want it to keep going. Thank you. bdja
I have a 2000 Sierra with a 4.8 and would like to know what would be the normal cylinder compression range. I bought it new and it now has 351,000 miles and I want it to keep going. Thank you. bdja
