Keystone GM3010492 OEM Replacement Radiator Assembly with Transmission Cooler

The Keystone GM3010492 is an OEM-style replacement radiator assembly engineered for the Buick Lucerne equipped with the 3.8L V6 engine. Replacing a failed or leaking radiator with a properly spec'd unit is critical to preventing engine overheating and costly damage. This assembly replicates the original equipment fit, form, and function for a straightforward, direct bolt-on installation.

Key Features:

• OEM Replacement Design: Direct-fit replacement matching factory specifications for a no-hassle installation
• Aluminum Core Construction: Single-row aluminum core provides effective heat dissipation and long-term durability
• Plastic Tank Design: Upper and lower plastic tanks consistent with original equipment construction
• Integrated Transmission Oil Cooler: Built-in transmission cooler maintains proper fluid temperatures
• Core Size: 30-1/2" x 16-1/4" x 7/8"
• Top Header: 16-1/2" x 2-3/8"
• Bottom Header: 16-1/2" x 2-3/8"
• Inlet Size: 1.31 in. | Outlet Size: 1.56 in.
• Inlet Location: Top Left | Outlet Location: Bottom Right

Part Number Cross-Reference:

• Partslink: GM3010492
• OEM / GM Part Number: 25772258
• DPI / Performance Radiator: 2854

This complete radiator assembly is constructed from plastic and aluminum materials consistent with the original factory unit. Confirm your OEM part number from your existing radiator before ordering to ensure proper fitment.