1)Traded an 02 3500, D/A, CC, 4x4 with 32000 mi., no service issues or problems
2)LLY is quieter, smoother, more powerful
3)LLY gets slightly better fuel mileage than the LB7
4)I definitely prefer the LLY over the LB7 at this point even though the fuel pump failed.
5)I sure miss my Hot Juice! Edited by: RaceHemi
A forum community dedicated to Chevrolet and GMC diesel truck owners and enthusiasts. Come join the discussion about duramax engines, performance, builds, modifications, classifieds, troubleshooting, maintenance, and more!