Chevrolet Trailblazer Cooling System Gaskets and Seals
This page brings together cooling system gaskets and seals for the Chevrolet Trailblazer, covering model years 2002–2009. The range includes gaskets for the water pump, coolant outlet, thermostat housing, and more — all in one place for straightforward browsing. Choose your model year above and this page keeps only the cooling system gaskets and seals that fit your Chevrolet Trailblazer. Each listing is matched to our vehicle fitment data before it appears here.
Cometic C5174 GM Gen III/IV LS Small Block Water Pump Gasket Set
Cometic C15034 GM Gen III/IV LS Small Block V8 Coolant Bypass O-Ring Seals
Representative Photo, actual item may vary
Cometic C15033 GM Gen-3/4 Small Block V8 Water Pump Backing O-Ring
Cometic C15036 GM Gen-4 LS Small Block Thermostat Housing Gasket
MAHLE C32061 Engine Coolant Thermostat Housing Water Outlet Gasket
MAHLE K31629 Victor Reinz Engine Water Pump Backing Plate Gasket
What's here for your Chevrolet Trailblazer
- Engine Water Pump Gaskets
- Engine Coolant Outlet Gaskets
- Engine Coolant Thermostat Gaskets
- Engine Coolant Thermostat Housing Gaskets
- Engine Oil Cooler Gaskets
- Engine Coolant Water Inlet Gaskets
- Engine Coolant Thermostat Seals
The widest selection here comes from Victor, MAHLE, Fel-Pro, and Cometic, giving Chevrolet Trailblazer owners a range of gasket styles and materials to choose from. Other categories Chevrolet Trailblazer owners shop for: Chevrolet Trailblazer Springs and Suspension Parts, Chevrolet Trailblazer Shocks and Struts and Chevrolet Trailblazer Doors and Door Parts, or browse all Chevrolet Trailblazer parts and accessories.