Heater core replacement

Tiny
SUE TOMLINSON
  • MEMBER
  • 1998 CADILLAC CATERA
  • 6.0L
  • 72,000 MILES
How do I replace my heater core?
Monday, October 21st, 2019 AT 10:22 AM

2 Replies

Tiny
KASEKENNY
  • MECHANIC
  • 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
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Tuesday, October 22nd, 2019 AT 4:24 PM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,960 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.
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Tuesday, October 22nd, 2019 AT 4:27 PM

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