I get around 17 mpg with my g20 with the 350 motor \3.42 rearend
5x5
just a tip my 1988 Chevy g20 van i thought the blower was out but the ground wire on the motor is riveted to the housing and worked lose it would work sometimes but i took out the rivet and put a screw in real tight and it fixed it permanent
electronic ignition
Mine had 5.0 litre V8.
what size of transmission goes on chevy g20 cargo van 1995
4.6
not easy pass to a qualified window and door expert
Normal tire size is P235/75R15
1988 left front of eninge between 1 and 3 plug
The 1988 Chevy G 20 Van heater core can be found behind the passenger side kick plate. You will need to remove the kick plate in order to access the heater core.
P235-70r-15