Warranty: This genuine part is guaranteed by Mazda's
factory warranty.
Fits the following 1989 Mazda 929 Submodels:
Base, S | 6 Cyl 3.0 L GAS
1989 Mazda 929 Heater Core Parts and Q&A
Q: How to remove and install the heater core on 1989 Mazda 929?
A: Disconnect the negative battery cable, empty the coolant to remove and install the heater core. Unscrew heater hoses and other required duct and panels. Disassemble the heater box, do not allow the coolant to leak out. Check the heater core, and fit new core, reassemble and reconnect everything. Lastly, test the heating system.