Demand authentic OEM GM parts for the exceptional quality and performance requirements of your vehicle. The recommended part 23378398 Expansion Tank is also referred to as GM Coolant Reservoir. We distribute these components through all certified dealer networks operating across the United States. All products have a 12-month, 12,000-mile warranty. The performance of your vehicle requires original equipment manufacturer components for proper installation. This item fits the following: Cadillac CT5, CT4.
The GM part 23378398 Expansion Tank has been engineered to be reliable and easy to fit. This Direct Replacement component is supplied in New condition to ensure that the vehicle functions correctly. This GM Expansion Tank is supported by a factory warranty, to get details about delivery and returns, refer to our Shipping Policy and Return Policy pages. GM 23378398 supports the engine cooling circuit; it contains excess coolant, prevents air entry, and minimizes fluid spillage, which helps reduce rust, corrosion, and antifreeze leakage. This coolant reservoir is available in both pressurized and non-pressurized modes, and either utilizes metal cap that is designed to run in controlled pressure cycles or a plastic cap that is compatible with gravity feed to balance the amount of coolant in the system during periods of thermal expansion. Periodic physical inspection of the cracks or seepage ensures the integrity of the system and the lifespan, and the true GM part selection will be beneficial in ensuring the performance of factory under normal conditions.
The ideal choice to make when wanting an assuring quality and a flawless performance is OEM parts. These items are checked closely in terms of quality and designed to fit perfectly into GM's specifications in terms of factory completion making it very easy to install the parts. We have a large stock of OEM GM components, which also come at highly competitive prices in the market. Just in case you need any new original GM parts please be assured that we would provide them to you at your doorstep within a short period of time. In addition to this, all our pieces are covered by the manufacturer's warranty.