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1999 Chevrolet S-10 Pickup

1999 S10 Chevy truck

Natalietrom on Oct 02, 2008

" "

How do I replace the heater core and where is it in the truck???

Oct 19, 2008

- no heat when heater is turned on.- Guest

Solution #1

posted on Oct 02, 2008

tripletauto

Rank: Guru

Chevrolet Staff
Rating: 89%, 574 votes

you will have to remove the dash assembly and then the heater/a/c box it is in the hvac module.

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Solution #2

posted on Jan 30, 2009

dkuda

Rank: Apprentice
Rating: 0%, 0 votes

You may not need to. I had the same problem. I had my heater core flushed. It had all kinds of black goo in it and now it works fine. I flush it myself about once a year now.

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