GM GENUINE PARTS 12657049 Engine Oil Cooler Core

( Brand: Gm Genuine Parts ), ( Part Type: Oil Engine Cooler ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Cadillac ), ( Year: 2014 2015 2016 2017 2018 2019 ), ( Parts Included: Only Part Reference 25 On The Diagram Is Included ), ( Replaces Part Number: 12642409 ), ( Manufacturer Part Number: 12657049 )

Review GM GENUINE PARTS Engine Oil Cooler Core fits 2014–2019

The GM 12657049 engine oil cooler core is an essential component of your vehicle's cooling system. Designed specifically for select GM applications, this engine oil cooler core is engineered to maintain optimal engine oil temperature, ensuring efficient engine performance and longevity.

The core is constructed from high-quality, corrosion-resistant materials, including aluminum and copper-nickel alloy. These materials not only provide superior heat transfer capabilities but also ensure the durability and reliability of the cooler core.

The engine oil cooler core features a compact, yet efficient design, with a large cooling surface area that enables effective heat dissipation. The cooler core's fin density is optimized to maximize cooling efficiency, reducing the risk of engine oil overheating and potential engine damage.

The cooler core's inlet and outlet ports are engineered to accommodate standard OEM hose sizes, making installation straightforward and hassle-free. The inlet and outlet ports are also equipped with threaded connections, ensuring a secure and leak-free installation.

Additionally, the cooler core is designed to integrate seamlessly with the vehicle's existing cooling system. The cooler core's dimensions and mounting locations match the original equipment, ensuring a precise fit and proper function within the vehicle's cooling system.

In summary, the GM 12657049 engine oil cooler core is a high-performance, reliable, and durable component that plays a crucial role in maintaining optimal engine oil temperature and ensuring efficient engine performance. Made from corrosion-resistant materials, this cooler core is designed to last, with a compact and efficient design that ensures effective heat transfer and seamless integration with the vehicle's existing cooling system.

1. Improved Engine Performance: An engine oil cooler core helps maintain optimal engine oil temperature, which can lead to better engine performance and longevity.

2. Enhanced Cooling Efficiency: The new oil cooler core may provide more efficient cooling than the old one, which can reduce the chance of engine overheating and potential damage.

3. Better Fuel Economy: An efficiently cooled engine can optimize fuel consumption, potentially leading to better fuel economy.

1. Cost: Replacing an engine oil cooler core can be expensive, especially if it's an original equipment manufacturer (OEM) part.

2. Installation Complexity: Installing a new engine oil cooler core can be a complex process, requiring specialized tools and knowledge.

3. Potential for Leaks: During installation, there is a risk of oil or coolant leaks, which can lead to additional costs and potential engine damage.

The decision to buy a GM 12657049 engine oil cooler core depends on your specific situation. If you frequently operate your vehicle under heavy loads or in extreme temperatures and are experiencing engine performance issues, replacing the oil cooler core may be a worthwhile investment. However, if your vehicle is running fine and the cost and installation complexity are concerns, it may be wise to consider other options, such as maintenance or repairs focused on other areas.

Before making a decision, it's recommended to consult a trusted mechanic or dealership for their professional opinion on the condition of your engine oil cooler core and the potential benefits and costs of replacing it. Additionally, researching aftermarket alternatives and comparing prices can help determine if an OEM part is necessary or if a more cost-effective alternative would suffice.

part # 12657049 prices

• $191.09-$282.20

specifications motochilled:

• for years: 2014-2019
• brand: Gm Genuine Parts
• part type: Oil Engine Cooler
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• make: Cadillac
• year: 2014 2015 2016 2017 2018 2019
• parts included: Only Part Reference 25 On The Diagram Is Included
• replaces part number: 12642409
• manufacturer part number: 12657049

returns motochilled:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

payments motochilled:

• wallet: Apple-pay
• other
• credit card: Diners-club

shipping motochilled:

• cost: $16.55
• carrier: UPS
• class: Standard, Expedited, One-day
• service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air Saver
• type: Fixed
• transit: 4-10 Days

seller motochilled:

• rating: 99.7%
• # reviews: 4347

offer motochilled:

• quantity: 5
• availability: In Stock
• options: Ship-to-home
• started: January 30, 2026
• sold: 0

general motochilled:

• Car Truck Parts Accessories > Engine Cooling Components > Engine Oil Coolers Lines
• condition: New

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