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Heater Core - Leakage

89hyundai04

Subject: HEATER CORE LEAK REPAIR

Group: CLIMATE CONTROL


Number: 001


Date: APRIL, 1989


Model: EXCEL



Condition: Coolant leaking at the heater core.

Causes: A. Leakage at heater water control valve.
B. Leakage at inlet or outlet pipe o-ring seal.

Correction: Replace water control valve or o-rings as necessary.

DO NOT REPLACE THE HEATER CORE OR HEATER UNIT ASSEMBLY TO CORRECT LEAKS AT THE O-RINGS OR WATER CONTROL VALVE.
Warranty Information

Nomenclature Operation Code Man/Hour

Remove and Replace Water Control Valve 97225R00 0.4
Remove and Replace Water Tube O-Ring 97141R00 0.8