HEATER CORE INSPECTION

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1.  Inspect the heater core for damage, cracks, and water leakage.

•  If there is any malfunction, replace the heater core.

2.  Visually inspect the fins for bending.

•  If there is any bending, use the end of a flathead screwdriver to straighten the fins.

3.  Visually inspect the heater hose for deformation.

•  Repair with pliers if there is deformation. If there is any malfunction, replace the heater core.