Coil's are pretty inexpensive, if it is old, you could just buy a new one put install. If you want to test use an ohm meter to see if power is making it into the coil, and then make sure it is flowing form the distributor to the plug. the first way is kinda of technical, the plug test just requires that you put the plug wire against something metal and try to fire the motor.
rear wheel drive or 4x4 capable
If that S10 is a 4+2, it is rear wheel drive.
what is it not doing
the c series is rear wheel drive and the k series is 4 wheel drive
The "C" designation on a Chevy pickup truck typically stands for "conventional cab," referring to a regular cab with a single row of seating. The "K" designation usually signifies four-wheel drive on Chevy trucks.
guessing 2 wheel drive 5 on 4.5
turbo 350
NO it will not.
The second generation S-10 was available either rear wheel drive or four wheel drive..
If you are referring to the front bearings, you have to buy a complete hub assembly.
Need to know if it is 2 wheel drive or 4 wheel drive, it makes a difference.
a blown transmission