GM Genuine Parts Hybrid Vehicle Motor / Electronics Coolant Reservoirs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These reservoirs are plastic tanks mounted in the engine bay that store coolant reserved for the engine. They assist with expelling and absorbing the necessary fluid as your vehicle's hybrid engine runs. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

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• Designed to store coolant reserved for your GM vehicle's hybrid engine
• Lightweight; the radiators have a positive heat-transfer-to-weight ratio
• Corrosion-resistant aluminum designed core helps optimize the radiator’s durability
• GM-recommended replacement part for your GM vehicle’s original factory component
• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
• GM engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies