GMB 130-1820P Engine Water Pump

Engine Water Pump for GM Applications

This GMB engine water pump is built to meet or exceed OEM specifications for dependable cooling-system service. It is an OEM standard replacement for a wide range of Chevrolet, GMC, Cadillac, Oldsmobile, and Isuzu applications, including Silverado 1500, Sierra 1500, Tahoe, Yukon, and Express van models.

Key Features

• OEM standard water pump construction
• Cast iron housing for durable cooling-system performance
• Gaskets included for installation
• New condition replacement part
• Designed for specific engine applications
• Part number: 130-1820P

Detailed Description

GMB 130-1820P is an engine water pump engineered for direct replacement use in GM truck, van, SUV, and utility applications. Manufactured to meet or exceed OEM specifications, it provides the fit and function expected for cooling-system service on vehicles such as Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Tahoe, GMC Yukon, and Chevrolet Express 1500. The cast iron body supports long-term durability, while the included paper gaskets help simplify sealing during replacement. This part cross-references US Motor Works US5077H for the same application.

What This Water Pump Helps Address

• Coolant circulation problems caused by a worn or failing pump
• Engine overheating from reduced coolant flow
• Coolant leaks at the pump mounting surface
• Noisy or rough pump operation from internal wear
• Cooling-system service needs on high-mileage GM vehicles

Installation Notes and Tips

Verify engine application before installation, since this water pump is intended for specific engine configurations. Replace the sealing surfaces as needed, clean the mating area thoroughly, and use the included gaskets during assembly. Confirm pulley and accessory alignment before returning the vehicle to service. This part number, 130-1820P, is commonly searched for Chevrolet Silverado 1500 and GMC Sierra 1500 cooling repairs, as well as Express van and Tahoe/Yukon water pump replacement.

Quality Assurance

GMB manufactures this water pump to OEM standard specifications for new replacement use. The cast iron construction and included gaskets support a proper service replacement for GM cooling-system maintenance.