Heater core replacement

1998 CADILLAC CATERA
72,000 MILES • 6.0L
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SUE TOMLINSON
  • MEMBER
  • 2 POSTS
How do I replace my heater core?
Oct 21, 2019 at 10:22 AM
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KASEKENNY
  • CERTIFIED EXPERT
  • 18,907 POSTS
Hi,

Here is the process out of the manual. Let me know if you have questions and we can go from there.

Thanks
Oct 22, 2019 at 4:24 PM
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STRAILER
  • CERTIFIED EXPERT
  • 53,854 POSTS
Hello,

Start by draining the coolant and disconnecting the battery before you start removing the heater core here are the directions on how to remove the heater in the diagrams below. Check out the diagrams (below). Please let us know if you need anything else to get the problem fixed.
Oct 22, 2019 at 4:27 PM
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