US Motor Works US63 Engine Water Pump

Engine Water Pump for Silverado and Sierra HD

US Motor Works US63 is an engine water pump for select Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500, GMC Sierra 2500 HD, and GMC Sierra 3500 applications from 2001-2005. It is built for direct replacement service and includes installation sealing devices for the repair.

Key Features

• Engine water pump for cooling system service
• Includes installation sealing devices
• Direct-fit replacement for select heavy-duty GM trucks
• Cross-references Airtex AW5098 and Dorman - HELP 42349 for the same application
• US Motor Works US63 replacement part number for catalog and search use

Detailed Description

This US Motor Works US63 water pump is made for 2001-2005 Chevrolet Silverado 2500 HD, 2001-2005 Chevrolet Silverado 3500, 2001-2005 GMC Sierra 2500 HD, and 2001-2005 GMC Sierra 3500 models. It serves as the engine-driven coolant pump that circulates coolant through the radiator, engine block, and heater circuit to maintain proper operating temperature in heavy-duty truck cooling systems. The US63 part number is a useful reference when searching for a replacement water pump for Silverado and Sierra HD trucks.

What It Helps Address

• Coolant circulation problems
• Engine overheating concerns
• Coolant leakage at the pump mounting area
• Noise or wear from a failing water pump assembly
• Cooling system service on high-mileage GM HD trucks

Installation Notes and Tips

Verify engine application and mounting style before installation. Clean the gasket surface thoroughly, inspect the belt drive and cooling hoses, and replace worn sealing surfaces as needed. Follow the vehicle service manual for coolant refill and bleed procedures after installation.

Quality Assurance

US Motor Works supplies replacement cooling components for automotive service applications. This part includes installation sealing devices to support proper sealing during repair.