This is the heater core for many different GM vehicles from 1985-2009. This core is the rear/auxiliary heater core for 1985-2005 Chevrolet Astro vans, 1985-2005 GMC Safari vans, the main heater core for 2003-2009 GMC Topkick and Chevrolet Kodiak C4500, C6500, C7500, and C8500 trucks. This heater core was removed from a completely assembled heater core box that was never installed into a vehicle. Replace your old, faulty, leaky heater core with this brand new factory original part from General Motors at a fraction of the dealer price.

New. Never Installed. OEM Part. Bulk Overstock

GM Part # 89018963

Alternate GM Part #'s 1563095 ; 15-63095 ; 52470518 ; 03056280 ; 03038114 ; 1533330 ; 15-33330

Item is number 9 in the GM diagram. Also includes the heater core pipe seals (number 6) in the diagram