One Stop Solutions 2853 Radiator

OE-Style Cooling Replacement

The One Stop Solutions 2853 radiator is built for direct replacement service on select Buick Lucerne and Cadillac DTS applications. It uses a crossflow design with a plastic tank and PA core construction, along with an integrated plated transmission oil cooler for factory-style cooling performance.

Designed around OES form and function, this radiator focuses on fit, cooling efficiency, and durability for daily-driven vehicles. The 2853 is a practical choice when replacing a leaking, clogged, or heat-stressed radiator on a 2006-2011 Buick Lucerne or 2006-2011 Cadillac DTS.

Key Features

• Crossflow radiator design for the listed applications
• PA core material with plastic tanks
• Integrated plated transmission oil cooler
• Single-row core construction
• Core dimensions: 30 1/2 in. height, 15 1/16 in. width, 1-1/4 in. thickness
• Inlet diameter: 1 9/16 in.; outlet diameter: 1 5/16 in.
• Factory-style header sizing and multi-fit engineering
• Pressure tested during production for leak detection

Detailed Description

One Stop Solutions part number 2853 is a premium replacement radiator engineered to match original equipment form and function. It is built with premium-grade materials and assembled to factory specifications, with fitted and torqued components for consistent performance. The radiator includes a plated transmission oil cooler and uses a die-cut gasket approach to help maintain a secure seal. For buyers searching for a radiator for 2006-2011 Buick Lucerne or 2006-2011 Cadillac DTS, this unit is built for direct-fit service without altering the vehicle’s cooling layout. This part cross-references Spectra Premium CU2853 for the same application.

Common Problems This Radiator Can Address

• Coolant leaks from a cracked or aging radiator tank
• Restricted cooling from internal buildup or worn core passages
• Transmission heat concerns related to a failing cooler circuit
• Overheating caused by reduced radiator efficiency
• Fitment issues from a damaged or previously repaired radiator

Installation Notes and Tips

Verify inlet and outlet sizes, core dimensions, and cooler line spacing before installation. Flush the cooling system and inspect hoses, clamps, and cooler lines for wear before installing the new radiator. Confirm that the radiator mounts and connections match the vehicle’s original layout on the Buick Lucerne or Cadillac DTS application.

Quality Assurance

OSC radiators are pressure tested during production, with cooler circuits checked before tank installation and the completed assembly tested again after final assembly. The design also incorporates engineering updates aimed at improving cooling performance and service life in higher-mileage vehicles.