Global Parts 2611402 Automatic Transmission Oil Cooler

Automatic Transmission Oil Cooler for GM HD Trucks

Global Parts 2611402 is an external automatic transmission oil cooler built to lower fluid temperature and help reduce overheating under load. It is a direct-fit style auxiliary cooler for select Chevrolet Silverado HD and GMC Sierra HD trucks, with cross flow construction and quick connect inlet fitting.

• Cross flow automatic transmission oil cooler design
• Quick connect inlet fitting for OE-style connection
• Core dimensions: 22.68 in. width, 4.28 in. height, 1.26 in. thickness
• Inlet diameter: 0.81 in.
• Fits 2007-2010 Chevrolet Silverado 2500 HD, auxiliary automatic transmission oil cooler
• Fits 2007-2010 Chevrolet Silverado 3500 HD, auxiliary automatic transmission oil cooler
• Fits 2007-2010 GMC Sierra 2500 HD, auxiliary automatic transmission oil cooler
• Fits 2007-2010 GMC Sierra 3500 HD, auxiliary automatic transmission oil cooler

Detailed Product Overview

This Global Parts transmission cooler is intended for GM heavy-duty truck applications where transmission fluid temperature control matters during towing, hauling, and stop-and-go operation. The cross flow layout supports efficient heat exchange, while the quick connect inlet fitting helps match the OE-style plumbing used on the listed Chevrolet Silverado HD and GMC Sierra HD models. Part number 2611402 also cross-references Carlson 19034 for the same application.

Common Problems It Can Address

• High transmission fluid temperatures during towing
• Heat-related transmission performance loss
• Reduced cooling efficiency in an aging auxiliary cooler
• Fluid temperature spikes in heavy-duty driving conditions
• Replacement needs after cooler damage or leakage

Installation Notes and Tips

Verify the existing cooler layout and connector style before installation, especially on 2007 models noted to refer to the image. Confirm core dimensions and inlet diameter against the original unit to ensure proper fitment. This part is listed for auxiliary automatic transmission oil cooler applications on Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, and Sierra 3500 HD trucks.

Quality Assurance

Global Parts supplies replacement cooling components for automotive service applications. Part number 2611402 is built to match the listed fitment and connection style for the specified GM HD truck applications.