2003 Chevy Avalanche Replacing Heater Core

Tiny
RICHSMITH363
  • MEMBER
  • 2003 CHEVROLET AVALANCHE
  • V8
  • 2WD
  • AUTOMATIC
  • 150,000 MILES
Are there instructions on changing a heater core myself? I know it will be difficult but want to give it a try.
Monday, December 7th, 2009 AT 9:41 AM

1 Reply

Tiny
SCOTTY DEE
  • MECHANIC
  • 592 POSTS
You will need some service information to help you along. You can buy a short term subscription to Mitchell service information for less than 20 bucks for a whole month.

https://www.2carpros.com/articles/mitchell1eautorepair-car-repair-manuals
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Tuesday, January 26th, 2010 AT 2:21 PM

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