MOTOKU HVAC Engine Heater Inlet & Lower Radiator Outlet Hose Assembly — Direct-Fit for GM Trucks/SUVs, Complete Replacement

MOTOKU's HVAC engine heater inlet and lower radiator outlet hose assembly replaces worn factory hoses to restore coolant flow and heater performance on compatible GM trucks and SUVs.

This replacement hose assembly fits a wide range of late‑2000s and early‑2010s GM vehicles and is engineered as a direct-fit aftermarket part to match OE routing and connections. It’s intended for owners, mechanics, and fleet managers who need a reliable, ready-to-install hose that reinstates proper circulation between the engine heater inlet and lower radiator outlet without modifying the cooling system.

Which vehicles does this hose assembly fit?

The MOTOKU assembly supports many Cadillac, Chevrolet, GMC and Hummer models from roughly 2007–2014. Compatibility covers full‑size SUVs, pickups, and extended-wheelbase variants, making it suitable for common GM platforms where original hoses have cracked, collapsed, or leaked.

• Cadillac Escalade, Escalade ESV, Escalade EXT (2007–2014 ranges)
• Chevrolet Silverado 1500/2500/3500, Tahoe, Suburban, Avalanche, Cheyenne (specified years)
• GMC Sierra 1500/2500/3500, Yukon, Yukon XL (specified years)
• Hummer H2 (2008–2009)

How does this part compare to the original equipment hose?

This aftermarket assembly is designed to be a functional match for the factory component: identical connection points, similar hose routing, and compatible mounting geometry. It is sold as a replacement for several OEM part numbers so you can swap it in without additional adaptors.

• Direct-fit design reproduces OE connection locations and bends
• Listed as replacement for multiple OEM part numbers for easy identification
• Sold as a complete assembly to minimize installation time and parts sourcing

What should I expect during installation and maintenance?

Installation is straightforward for anyone familiar with cooling-system repairs: drain coolant to a safe level, remove clamps and the old hose, then install the new assembly and refill with fresh coolant. After installation, check for leaks and proper heater operation; periodic inspections are recommended as part of routine cooling‑system maintenance.

• Basic tools and drain/refill procedure required
• Verify clamp tightness and hose seating at each connection
• Bleed system as recommended by vehicle manufacturer to remove air pockets

Which OEM numbers does this assembly replace and why does that matter?

The assembly lists many original part numbers, making it easier to confirm compatibility with service records or parts catalogs. Matching an OEM number helps ensure you get the correct shape and connection layout for your specific vehicle application.

• Replaces numbers such as 22884219, 15200960, 15051850, and others
• Useful for cross-referencing in parts lookups and service manuals
• Reduces shipping and downtime by avoiding wrong-fit returns

Who is this for: The MOTOKU HVAC engine heater inlet & lower radiator outlet hose assembly is intended for DIYers, independent shops, and fleet technicians working on late‑2000s to early‑2010s Cadillac, Chevrolet, GMC, and select Hummer vehicles. Choose this part if you need an economical, direct-fit replacement that restores coolant flow and cabin heater function without custom modification.