» » »

Chevrolet Q&A

Ask Your Question

1999 Chevrolet S10 Question: step by step how to replace heater core on 1999 chevy s10 pickup

 

Question

Liazrd Al, 4.3L V6, Victorville, CA, October 05, 2013, 09:03
 Rookie

I have no heat at all. used to work until I had a coolent flush a few months back

2 Answers
Flag This
  • Answer #1

    October 05, 2013, 09:17
    Profile_thumbnail
     Master

    Try flushing the heater core itself first! It is major repair for a seasoned mechanic to replace that core!! Check youtube for a video on flushing it out.

    Reply
    Flag This
  • Answer #2

    January 13, 2014, 13:24
     Rookie

    Before I got into the heater core I'd check the thermostat first then make sure the heater control is working

    Reply
    Flag This