Keep coolant moving to your heater core with the Dorman heater hose assembly, part number 626-511, a direct-fit replacement for the listed applications. It fits many vehicles, among them the 2000-2005 Chevrolet Venture, 2002-2005 Buick Rendezvous and 2001-2005 Pontiac Aztek. See the "Vehicles it fits" section for the full list and engine details.
A heater hose carries engine coolant between the engine and the heater core, which the HVAC system uses to warm the cabin. Dorman engineered this heater hose to fit and hold up like the stock assembly it replaces.
- Direct replacement: this Dorman hvac heater hose assembly directly replaces the original heater hose on the listed applications.
- Durable construction: designed to withstand extreme temperature changes and to resist cracking and leaking.
- Cost-effective: offered as a lower-cost alternative to a dealer replacement.
- Engineered by a specialist: professionally designed by Dorman, a leading aftermarket supplier of heater hose assemblies.
Signs a heater hose may need replacing include coolant drips or wetness at the hose, visible cracks or swelling, a falling coolant level, or weak cabin heat. If a leaking or damaged heater hose is the cause, this assembly replaces it. Diagnose the cause before replacing the hose.
Interchange: 12568744
Frequently Asked Questions
What does a heater hose do?
It carries engine coolant between the engine and the heater core so the HVAC system can deliver heat to the cabin.
Which vehicles does the Dorman 626-511 fit?
It fits many vehicles, including the 2000-2005 Chevrolet Venture, 2002-2005 Buick Rendezvous and 2001-2005 Pontiac Aztek. Check the "Vehicles it fits" section for your exact vehicle.
What are signs my heater hose may need replacing?
Coolant drips or residue at the hose, cracks, swelling, a dropping coolant level or poor cabin heat may indicate a failing hose. Diagnose the cause before replacing it.
Is this hose built to handle engine heat?
Yes. It is designed to withstand extreme temperature changes and to resist cracking and leaking.
How is this heater hose installed?
It directly replaces the original heater hose on the listed applications. Follow the vehicle service information for draining, refilling and bleeding the cooling system.
