Atlantic Automotive Enterprises 63400N Power Steering Pump

New Hydraulic Power Steering Pump for GM Vans

Atlantic Automotive Enterprises 63400N is a new hydraulic power steering pump built with OE-quality components for direct replacement service. It includes a reservoir and reservoir cap, and it is 100% tested in the USA before shipment to help ensure proper operation and fitment.

Compatible with 2017-2020 Chevrolet Express 2500, 2017-2020 Chevrolet Express 3500, 2017-2020 GMC Savana 2500, and 2017-2020 GMC Savana 3500, this power steering pump is a practical replacement for GM full-size vans that need restored steering assist and reliable hydraulic performance.

Key Features

• Hydraulic power steering pump, standard replacement grade
• Reservoir included with reservoir cap included
• Clamp-on inlet attachment type
• Threaded outlet attachment type
• No pulley included
• No mounting hardware included
• OE-quality components with inspection and testing in the USA

Product Details

The Atlantic Automotive Enterprises New Power Steering Pump line is focused on OE-style replacement parts for dependable steering system service. Part number 63400N is engineered for the specified Chevrolet Express and GMC Savana applications, with reservoir-equipped construction that supports direct hydraulic steering system replacement. For long service life and OE-level operation, the steering system should be flushed and refilled with an OE-approved power steering fluid during service.

This part cross-references GM OE numbers 23489966 and 84208307 for the same application.

Common Repair Applications

• Restores hydraulic steering assist when the original pump is worn or failing
• Addresses steering noise caused by internal pump wear or fluid contamination
• Helps correct low-pressure steering performance and heavy steering effort
• Replaces a leaking pump assembly with reservoir-equipped construction
• Supports service on Chevrolet Express and GMC Savana van steering systems

Installation Notes and Tips

Verify the vehicle application before installation, especially on 2017-2020 Chevrolet Express 2500 and 3500, and 2017-2020 GMC Savana 2500 and 3500 models. This pump is supplied without a pulley, so reuse or source the correct pulley as required by the vehicle setup. Flush the steering system thoroughly, inspect hoses and return pipe adapter connections, and fill only with OE-approved power steering fluid.

Quality Assurance

AAE states that each unit is inspected and tested for OE operation and fitment, with final testing completed in the USA before shipment. Part number 63400N is built to standard replacement specifications for consistent service in GM van steering applications.