Home Auto Repair How to Replace a Heater Core on a Toyota Corolla

How to Replace a Heater Core on a Toyota Corolla

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Toyota Corolla Heater Core Replacement Instructions – Replacing your Toyota Corolla’s heater core is best left for an expert if at all possible. Changing the core itself isn’t hard, but getting to it is. You must remove the air bags, steering column, dashboard and evaporator in order to reach the heater.

Tools Used: Tools, Replacement heater core, Wrench, Screwdriver, Torx socket wrench, Steering wheel puller, Liquid line tool, O-rings, Engine coolant

Replace Heater Core

Remove the Old Core

Unplug the Corolla’s the negative battery cable and wait 90 seconds for the air bags to lose energy.