Description: HHR. Lightweight; the radiators have a positive heat transfer to weight ratio Corrosion-resistant aluminum designed core helps optimize the radiators long lasting service life This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Description: HHR. 2.2l. 2.4L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Description: Genuine GM Engine Coolant Thermostat, part number 12622410. This GM OEM engine coolant thermostat controls coolant flow to keep the engine at its designed operating temperature. Made by General Motors to original equipment standards for correct fit, finish and durability—no guesswork with aftermarket parts. Verify fitment using your VIN or GM part number 12622410 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.

Description: Genuine GM Engine Coolant Recovery Tank, part number 15940309. This GM OEM engine coolant recovery tank is a factory cover that protects and finishes the area it mounts to, with OE-correct shape and attachment. Made by General Motors to original equipment standards for correct fit, finish and durability—no guesswork with aftermarket parts. Verify fitment using your VIN or GM part number 15940309 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.

Description: 2.2L. HHR. 2.4L. Keeps engine running at required temps All fan operating components included This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type