possible bad heater control valve?
An S10 is the same as a Chevy S10.
The Chevy s10 was introduced in 1982.
A bad engine temp sensor can do that.
Yes
Check your heater core and thermostat. The thermostat may be stuck open. Does the S10 run hot or cold?
999.99
Will a Chevy blazer engine fit in a Chevy s10 pickup
there is no thermosat on a 1944 Chevy s10. For that matter there is no 1944 Chevy S10
Yes they are the same
It is located under the AC and Heat instrument panel
Sure, in an emergency but, you will have poor heat and the check engine light will illuminate.
How do you adjust the emergency brake on your 2001 S10 Chevy?