Precise fit for ease of installation
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Please check relevant operation video when you replace it.
[Function of Heater Return Hose] The heater hose, a key component of your engine's cooling system, to move coolant from the engine to the heater core located in the dash of vehicle. Regular inspection and replacement is recommended, kept in good condition to prevent leaks or ruptures.