First you have to locate the source of the vibration before you can fix it.
fix vapor lock on 1998 chevy s10 2.2 liter 4 cylinder
what is it not doing
Start with replacing the thermostat.
There is no fixing it, it must be replaced.
replace cat
Usually not repairable, you will have to replace the complete multifunction switch.
Ain't no fixin it, you have to replace it with a new one.
my Chevy s-10 wont start i think its the fuel pump
Replace the drain plug gasket and don't over tighten it.
You can't fix a bad lifter, replace the bad lifter with a new one.
take it to a shop that has an alignment machine, it should cost around $55-$60
replace the coolant sensor, the one next to the thermostat housing.