i have a1988 s-15 gmcand it runs bad not all the time some times it run smooth and then if i slow to make a turn or stop and take off it run like it has no power and then it seems to pickup and runs good stuff i,ve done
tune up plugs wires cap and rotor
a coil
fuel filter and sock in the tank
check fuel presure it with in the specs
and i,m not sure what eles to check any help would be nice and thanks for looking have a safe ride
