Shop 2004 Buick Century Engine Coolant Reservoir. S-Series. Trailblazer. Engine Coolant Expansion Tank Cooling, Tank, SYSTEM - OEM Buick Part # 25780737 (15884833)

Engine Coolant Reservoir. Reservoir tank.
A container that holds Engine Coolant.

Engine Coolant Reservoir

Fits Bravada, Envoy, Envoy XL, Envoy XUV, Rainier, Trailblazer, Trailblazer EXT

S-Series. Trailblazer.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.