Failure will allow the discharge of cooling system steam into the passenger compartment, causing reduced driver visibility.

Engine And Engine Cooling — Cooling System

Date Announced
DEC 09, 1997
Vehicles Affected
32,000
NHTSA Campaign #
97V226000
Summary
Vehicle description: Passenger vehicles. The heater core end cap can fail due to material strength deterioration occurring over time with exposure to high temperature engine cooling system fluid.
Actions
Dealers will install a coolant temperature controlled heater core fluid bypass valve.
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