2003 Chevy Avalanche Replacing Heater Core

2003 CHEVROLET AVALANCHE
150,000 MILES • V8 • 2WD • AUTOMATIC
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RICHSMITH363
  • MEMBER
  • 1 POST
Are there instructions on changing a heater core myself? I know it will be difficult but want to give it a try.
Dec 7, 2009 at 9:41 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.
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SCOTTY DEE
  • CAR REPAIR CONTRIBUTOR
  • 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
Jan 26, 2010 at 2:21 PM
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