Dorman 904-838 Vacuum Pump

OE-Style Vacuum Pump Replacement

This Dorman vacuum pump is built to match the fit and function of the original equipment unit on select Audi and Volkswagen applications. It supports vacuum-operated vehicle functions with a durable aluminum housing and a gear-drive design for dependable service.

Use Dorman 904-838 when you need a direct replacement vacuum pump for vehicles such as the Audi Q3, Audi Q3 Quattro, Volkswagen Tiguan, Volkswagen Tiguan Limited, Volkswagen GTI, and Volkswagen Beetle.

Key Features

• OE-style replacement vacuum pump for vacuum system service
• Aluminum housing for durable construction
• Gear-drive vacuum pump design
• Barbed connector and 0.346 in inlet for the specified application
• Relief valve included for system protection
• Package contents include 1 pump assembly and 1 gasket
• Cross-references Volkswagen 06J145100F for the same application

Detailed Description

Dorman 904-838 is a mechanically driven vacuum pump engineered to match the original equipment pump’s fit and function. It is built for vacuum-operated vehicle functions and uses an aluminum housing, a barbed connector, and a gear-drive system to support reliable operation in the emission control vacuum system. This replacement is a practical choice for Audi Q3 and Q3 Quattro models, as well as Volkswagen Tiguan, Tiguan Limited, GTI, and Beetle applications listed below.

Fits 2015-2018 Audi Q3, N/A. Fits 2015-2018 Audi Q3 Quattro, N/A. Fits 2017-2018 Volkswagen Tiguan Limited, N/A. Fits 2009-2017 Volkswagen Tiguan, N/A. Fits 2012-2014 Volkswagen GTI, N/A, mechanically driven vacuum pump. Fits 2012-2013 Volkswagen Beetle, N/A.

What It Helps Resolve

• Low or inconsistent vacuum supply to engine-driven systems
• Vacuum-related warning lights or drivability concerns
• Loss of vacuum support for vehicle functions that rely on pump output
• Failure of the original mechanically driven vacuum pump
• Vacuum leaks at the pump connection or housing area

Installation Notes

Verify the vehicle’s engine configuration and match the inlet size, barbed connector style, and gear-drive layout before installation. This pump is supplied without pulley, mounting hardware, or a separate seal, and the package includes a gasket. Always inspect the mounting surface and vacuum lines for wear or damage during replacement.

Quality Assurance

Dorman builds this replacement pump to match original equipment fit and function using durable materials for reliable service. It is engineered as a direct replacement for the specified Audi and Volkswagen applications.