Dorman 904-936 EGR Cooler

Durable Stainless Steel EGR Cooler for Chevrolet and GMC Trucks

The Dorman 904-936 Exhaust Gas Recirculation (EGR) Cooler is engineered specifically for heavy-duty Chevrolet and GMC trucks, including the Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD models. Designed to meet emission control standards, this EGR cooler helps maintain engine efficiency and reduce harmful exhaust emissions.

• Constructed from corrosion-resistant stainless steel with a silver finish
• Flanged ends on both sides for secure mounting with included gaskets
• Specific fit for Chevrolet and GMC heavy-duty trucks
• CARB certified to comply with California Air Resources Board regulations
• Compact dimensions: 4.71 inches length, 2.46 inches width, and 1.26 inches height
• Fin-type heat exchanger for effective exhaust gas cooling
• Includes necessary gaskets and seals for installation
• Mounting holes: 4 on one end and 2 on the other, with 0.14-inch diameter

Product Details and Specifications

The Dorman 904-936 EGR cooler is designed with precision to fit specific Chevrolet and GMC heavy-duty truck models. Its stainless steel construction ensures durability and resistance to high temperatures and corrosion. Both ends feature flanged connections with matching inside port diameters of 1.35 inches, facilitating a secure and leak-free installation. The fin-type heat exchanger efficiently cools recirculated exhaust gases, helping to reduce engine temperatures and emissions. This unit comes complete with gaskets and seals required for proper mounting, ensuring a reliable seal and preventing exhaust leaks.

Applications and Common Issues Addressed

• Reduces excessive engine temperatures caused by inefficient EGR cooling
• Prevents exhaust leaks that can trigger check engine lights
• Helps maintain compliance with emission standards on Chevrolet Sierra and Silverado HD trucks
• Addresses performance issues related to clogged or damaged EGR coolers
• Supports proper engine operation by cooling recirculated exhaust gases

Installation Notes and Tips

Installation of the Dorman 904-936 EGR cooler requires removal of the old cooler and careful alignment of the flanged ends. Use the included gaskets and seals to ensure a tight fit and prevent leaks. Verify that mounting holes align correctly with the vehicle’s mounting points—4 holes on one end and 2 on the other. It is recommended to inspect related EGR components during installation for wear or damage. Professional installation is advised to maintain emission compliance and engine performance.

Quality Assurance and Warranty

Dorman manufactures the 904-936 EGR cooler to meet strict quality standards, including CARB certification for emission compliance. The stainless steel construction and precise engineering contribute to long service life under demanding conditions. This part is backed by Dorman’s standard warranty, providing confidence in its durability and fitment for Chevrolet Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD trucks.