I had a 94 zr2 4.3 auto, a 99 2wd 2.2 manual, and a 01 4.3 4x4 4dr blazer.
The 4wd is only available with the 4.3. The 4.3 trucks get about 14mpg in my experience.
Good drivetrain but the same mpg as a full size.
The cheap purchase price of these trucks makes the mpg bearable imo.
Expect to...