it could be the shift linkage being that both gears over there wont work
Chevy S10 pickup 4cly 2.5 engine,how to change rear oilseal
V6 or 4cly. ?
1342 all 4cly
1-3-4-2
400.00
4.5 quarts of 5W-30 motor oil
( 1-3-4-2 ) Helpfull
Use Mobil 1 or equivalent.
yes
1-3-4-2 is the correct firing order
It should be on top in the intake manifold it should be near the thermostat housing. Good Luck !