ACDelco 42747421 GM Original Equipment Heater Outlet Hose

The ACDelco 42747421 is a GM Original Equipment heater outlet hose designed to transport heated coolant from the engine to the heater core and back. This hose is an essential component of your vehicle's climate control system, ensuring reliable heat delivery to the cabin during cold weather operation.

Key Features:

• GM Original Equipment quality - exact fit replacement for original factory hose
• Engineered specifically for GM vehicles requiring part number 42747421
• Durable construction designed to withstand high coolant temperatures and engine bay conditions
• Precision-molded design ensures proper routing and secure connections
• Helps maintain proper coolant flow through the heating system

This heater outlet hose is manufactured to GM's exacting specifications, providing the same quality and reliability as the original part installed at the factory. Regular inspection and replacement of heater hoses is important for maintaining proper vehicle heating function and preventing coolant leaks.