That vehicle would have the "OBD II" system.
2001 4x4 s10 lug pattern
How do you adjust the emergency brake on your 2001 S10 Chevy?
firing order pick up s10 2001
235x70x15 this tire size on my 2001 s10 blazer
There is no 2001 S10 with a V4 engine.
That would be the OBD I Diagnostic Connector.
If it is an automatic, read the dipstick. It is written on the dipstick. If it is a standard tranmission, mercon works.
It should be, yes.
The diagnostic link connector should be just under the dash on the driver's side.
under the steering column.
Regular, unleaded.
The light is on because there is a problem with the vehicle. Until the problem is fixed the light will remain on. Have your local auto parts store plug in a diagnostic code reader to determine what the problem may be.