GMB 130-2030 Engine Water Pump

Engine Water Pump for GM HD Applications

This GMB engine water pump is built to meet or exceed OEM specifications for dependable cooling-system service. The GMB 130-2030 is an OEM standard replacement for select Chevrolet, GMC, and Hummer applications, including Silverado 2500 HD, Sierra 2500 HD, and H1 models.

Key Features

• OEM Standard item grade for factory-style fit and function
• Aluminum construction for durable cooling-system performance
• Gaskets included for installation preparation
• Package contents: paper gasket and O-rings
• New condition replacement part
• Compatible with applications that use a water pump without housing

Detailed Description

The GMB 130-2030 engine water pump is manufactured to meet or exceed OEM specifications, making it a direct replacement choice for GM trucks and utility vehicles that require a water pump without housing. This part is designed for 2006-2016 Chevrolet Express 2500, Chevrolet Express 3500, Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Savana 2500, GMC Savana 3500, GMC Sierra 2500 HD, GMC Sierra 3500 HD, and 2006 Hummer H1 applications, with additional 2007 classic-model coverage where listed. It cross-references Airtex AW6053 for the same application.

Common Problems This Part Can Address

• Coolant leakage from a worn or failing water pump
• Overheating caused by reduced coolant circulation
• Noise from a pump with internal wear
• Cooling-system service needs on GM HD trucks and vans
• Replacement of a damaged pump on a vehicle using a no-housing design

Installation Notes and Tips

• Verify the vehicle uses a water pump without housing before ordering.
• Inspect the mounting surface and cooling passages before installation.
• Replace worn seals and clean gasket surfaces to support proper sealing.
• Confirm fitment by year, make, model, and engine configuration before installation.

Quality Assurance

This GMB water pump is manufactured to meet or exceed OEM specifications and is built to OEM standard requirements for consistent replacement quality.