*** Caution ***Never open, service or drain the radiator or cooling system when hot; serious burns can occur from the steam and hot coolant. Also when draining engine coolant, keep in mind that cats and dogs are attracted to ethylene glycol antifreeze and could drink ant that is left in an uncovered container or in puddles on the ground. This will prove fatal in sufficient quantities. Always drain coolant into a sealable container. Coolant should be reused unless it is contaminated or is several years old. Heater Core 1. Disconnect the battery ground cable 2. Drain and recycle the engine coolant. 3. Remove the instrumental panel. 4. If equipped with the 5.4L 4V engine, remove the junction block splash shield. 5. If equipped with the 5.4L 4V engine, remove the bolts and disconnect the cable ends from the starter relay. 6. If equipped with the 5.4L 4V engine, remove the junction block bracket. 7. Disconnect the heater core hose couplings. 8. Remove the retaining screw and remove the A/C plenum demister adapter. 9. Disconnect the vacuum line from the A/C plenum demister adapter. 10. Remove the heater core bracket. 11. Remove the 13 plenum chamber top retaining screws. 12. Remove the plenum chamber top. 13. Remove the blend door assembly from the case. 14. Remove the heater core. 15. The installation is the reverse of the removal.
how to change heater core in 98 suburban
The most common signs of a bad heater core are; no heat or fluid leaking into the passenger compartment. The heater core can have a leak or it can be plugged.
Remove the two hoses that go through the firewall to the heater. Connect these two hoses together.
You will need to remove the water supply hoses from your 1998 Oldsmobile Intrigue heater core. Remove the heater core retaining bolts. Reverse the process to install your new heater core.
How do I replace the heater core in my 98 cadillac deville
how do you replace a heater core in a 91 Oldsmobile 98
How do I replace heater core on 98 Buick lesabre
i am tryin to do the same thing on a 98 gsr
won't hurt it, you'll just lose defrost and heat inside the vehicle.
run that question on you tube. there is a video. you have to remove the dash, but take caution when lowering the steering colum not to break the linkage.
Remove the water supply hoses to your 1998 Chevy Lumina heater core. Remove the heater core retaining bolts. Reverse the procedure to install the new heater core.
There was no rwd Cadillac Fleetwood in '98