Dorman 918-976 Power Steering Cooler

Power Steering Cooler for Chevrolet and GMC Heavy-Duty Trucks

The Dorman 918-976 power steering cooler is designed to maintain optimal hydraulic fluid temperature in heavy-duty trucks. Engineered for Chevrolet Silverado 2500 HD, 3500 HD, and GMC Sierra 2500 HD, 3500 HD models, this cooler helps protect your power steering system under demanding conditions.

• Constructed with durable metal and plastic materials for reliable performance
• Measures 23.2 inches in length and 32.5 inches in height for precise fitment
• Black color finish for corrosion resistance and aesthetic integration
• Quick connect fittings with 0.28 inch inside diameter and 0.65 inch outside diameter for secure hose connections
• Overall width of 3 inches to fit OEM mounting locations

Product Details and Specifications

The Dorman 918-976 power steering cooler features a combination of metal and plastic components designed to withstand the rigors of heavy-duty use. Its 23.2-inch length and 32.5-inch height dimensions ensure compatibility with the power steering systems of Chevrolet Silverado 2500 HD and 3500 HD, as well as GMC Sierra 2500 HD and 3500 HD trucks. The cooler’s black finish provides resistance against corrosion and environmental wear. Quick connect fittings with a 0.28 inch inside diameter and 0.65 inch outside diameter allow for efficient fluid flow and easy installation without the need for additional adapters.

Compatible Vehicles and Applications

This power steering cooler is specifically compatible with the following models:

• Chevrolet Silverado 2500 HD
• Chevrolet Silverado 3500 HD
• GMC Sierra 2500 HD
• GMC Sierra 3500 HD

It is designed to help maintain proper hydraulic fluid temperature, which is critical for preventing power steering pump overheating and ensuring consistent steering performance in heavy-duty trucks.

Common Issues Addressed by the Power Steering Cooler

• Overheating of power steering fluid during heavy towing or extended driving
• Reduced steering responsiveness due to elevated fluid temperatures
• Premature wear or failure of power steering pump components
• Fluid degradation caused by excessive heat exposure
• Potential leaks from weakened or damaged cooling lines

Installation Notes and Tips

When installing the Dorman 918-976 power steering cooler, ensure the quick connect fittings are securely attached to prevent leaks. Verify that the cooler is mounted in a location with adequate airflow to maximize cooling efficiency. It is recommended to inspect the power steering hoses and fluid condition during installation to maintain overall system health.

Quality Assurance and Warranty

Dorman power steering coolers are manufactured to meet or exceed OEM standards for durability and performance. While specific warranty details for part number 918-976 are not provided here, Dorman typically offers limited warranties covering defects in materials and workmanship. Refer to official Dorman documentation for exact warranty terms.