HEATER CORE INSPECTION

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1.  Remove the A/C unit. (See A/C UNIT REMOVAL/INSTALLATION.)

2.  Remove the heater core from the A/C unit.

3.  Inspect for cracks, damage, and coolant leakage.

•  If any problems are found, replace the heater core.

4.  Inspect for bent fins.

•  If any are bent, use a flathead screwdriver to straighten them.

5.  Verify that the heater core inlet and outlet pipe are not distorted or damaged.

•  Repair with pliers if necessary.