How to Replace a Mercury Topaz Heater Core?

Answer With no heat coming into the interior, traveling without a properly-operating heater core can cause a very frigid ride. However, replacing the heater core in a Mercury Topaz can be done by most hom... Read More »

Top Q&A For: How to Replace a Mercury Topaz Heater Core

How to Replace the Heater Core in a Mercury Villager?

The Mercury Villager's heater core is within the rear heater/air conditioning assembly. You must remove this assembly to replace the core. The larger task is getting to the assembly, which is locat... Read More »

How to Replace the Heater Core in a Mercury Cougar?

The good news in replacing an old Mercury Cougar's heater core is that you don't need to completely remove the instrument panel like most other cars. However, you do need to disconnect the heater d... Read More »

How to Change the Heater Core in a 1990 Topaz?

The heater core on your Topaz uses the heated coolant circulated between the engine and radiator to warm the cabin area of the car. Although rarely damaged, the heater core can rupture from clogs w... Read More »

How to Remove the Heater Control Panel on a 1991 Mercury Topaz?

The 1991 Mercury Topaz was available in four different models: the GS Sedan, the XR5 Coupe, the LS Sedan and the LTS Sedan. All four models are equipped with a 2.3-liter in-line 4-cylinder engine, ... Read More »