1989 Buick Park Avenue CORE REPLACEMENT

Tiny
PGLG
  • MEMBER
  • 1989 BUICK PARK AVENUE
Heater problem
1989 Buick Park Avenue 6 cyl Automatic

is there someplace that I can find a manual /repair guide. Have no heat (core is bad) and cannot afford a mechanic
Wednesday, February 17th, 2010 AT 12:02 PM

1 Reply

Tiny
BLUELIGHTNIN6
  • MECHANIC
  • 16,542 POSTS
1. Disconnect the negative battery cable and drain the cooling system.
2. Disconnect the heater hoses.
3. Remove the retaining bracket and the ground strap. Disconnect the module rubber seal and module screen.
4. Remove the right windshield wiper arm.
5. Remove the diaphragm connections, the hi/blower relay, the thermal switch mounting screws, and all the electrical connections from the module top.
6. Remove the module top cover and remove the core.

To install:

7. Apply a strip of caulk-type sealer when installing the module top.
8. Install the core and module top cover.
9. Install the diaphragm connections, the hi/blower relay, the thermal switch mounting screws, and all the electrical connections to the module top.
10. Install the right windshield wiper arm.
11. Install the retaining bracket and the ground strap. Connect the module rubber seal and module screen.
12. Connect the heater hoses.
13. Connect the negative battery cable and refill the cooling system.
14. Start the engine and check for coolant and vacuum leaks.
Was this
answer
helpful?
Yes
No
-1
Wednesday, February 17th, 2010 AT 3:53 PM

Please login or register to post a reply.

Sponsored links