ACDelco 15055343 Auxiliary HVAC Heater Inlet Hose Tee

The ACDelco 15055343 is an auxiliary HVAC heater inlet hose tee designed for vehicles equipped with rear auxiliary heating and air conditioning systems. This molded plastic tee fitting serves as a junction point in the heater coolant line, allowing hot coolant to flow from the engine to the auxiliary heater core typically located in the rear of the vehicle.

Key Features:

• Direct replacement for worn or leaking original tee fitting
• Durable molded plastic construction resistant to coolant and temperature extremes
• Precise fit ensures reliable connections and prevents coolant leaks
• Factory-style design matches original equipment specifications
• Essential component for proper auxiliary heater system operation

This heater hose tee is a critical component for maintaining the integrity of your vehicle's auxiliary climate control system. A failing or leaking tee can result in coolant loss, reduced heater performance, and potential engine overheating. ACDelco GM OE parts are designed to meet the original equipment specifications for fit, form, and function.