Shop 2005 Buick Century Cap. Reservoir. Tank. 2.0 LITER. 2.3 LITER. 2.5 LITER. 3.1 liter. 3.5 LITER. 4 LITER, COOLING, Radiator - OEM Buick Part # 25730221 (25697430, 25713159, 25723953, RC82)

A cover that prevents foreign debris from entering the container. Location-Reservoir. Radiator Cap. Assembly - Radiator Surge TK. Engine Coolant. Recovery.

Radiator CapEngine Coolant Reservoir Cap

2.0 LITER. 2.3 LITER. 2.5 LITER. 3.1 liter. 3.5 LITER. 4.0 LITER. 4.6 LITER. 6 cylinder. 6.5 liter. 6.5 LITER DIESEL. All Models. All Models; 6 Cylinder. All Models; Surge Tank Cap. Aurora; Surge Tank Cap. Bonneville, LeSabre; 4.6L. Diesel, 6.5 liter.
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.