2007 Gmc Sierra 2500 HD WT Extended Cab Pickup 6.6L Duramax V8 DIESEL A/T RWD Cap. Radiator. Reservoir - 15042975

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Cap. Radiator. Reservoir.

Part Number: 15042975

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A cover that prevents foreign debris from entering the container. Radiator Cap. Assembly - FIL. Engine Coolant. Filler. Included with: Reservoir.

Radiator CapEngine Coolant Reservoir Cap

Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your 2007 GMC Sierra 2500 HD to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.

This product fits 4346 vehicle variants.
Oldsmobile: 1 models, 6 variants between 2002 and 2004.
GMC: 9 models, 2108 variants between 2002 and 2025.
Chevrolet: 10 models, 2110 variants between 2002 and 2025.
Hummer: 2 models, 26 variants between 2006 and 2010.
Buick: 4 models, 96 variants between 2004 and 2017.