HEATER CORE

1997 CHEVROLET TRAILBLAZER
80,000 MILES • 6 CYL • 2WD • AUTOMATIC
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MONNIETRAILBLAZER
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  • 1 POST
HOW DO I CHANGE MY HEATER CORE IN MY TRAILBLAZER AND WHAT DO I HAVE TO TAKE APART TO DO IT
Nov 16, 2010 at 12:16 AM
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BMRFIXIT
  • CAR REPAIR CONTRIBUTOR
  • 19,053 POSTS
what year is it ?
Nov 16, 2010 at 12:19 AM
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HMAC300
  • CAR REPAIR CONTRIBUTOR
  • 48,601 POSTS
this is a big job, you have to pull the ip blow the a/c charge and take teh hvac unit out, replacethe heater core and reinstall everything including evacuate and recharge your a/c system.
Nov 16, 2010 at 12:20 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.