Heater Core for 1991-2003 Mack CH & More - Four Seasons 96123

Does the Four Seasons 96123 heater core fit the 1994-2002 Mack CL?

Yes, the Four Seasons 96123 fits the 1994-2002 Mack CL and the 1991-2003 Mack CH.

Is the Four Seasons heater core made of aluminum?

Yes, the Four Seasons 96123 is an aluminum heater core with heavy duty construction for durability.

How is this Four Seasons HVAC heater core tested?

It is independently tested for quality and performance, and engineered and tested for years of trouble free operation.

What can a failing heater core look like?

Weak cabin heat, a sweet coolant smell or fogging windows can point to a leaking or clogged core. A shop can test the core if you want to be sure.

Is the Four Seasons 96123 built to O.E. fit, form and function?

Yes, Four Seasons engineers the 96123 for O.E. fit, form and function.