AULINK Vacuum Pump 904-861 for Chevy Silverado Tahoe Suburban 2014–2020 — OEM-fit, Tested

If your vehicle's vacuum pump has failed or is showing signs of leakage, this AULINK unit offers a factory-style replacement built to OEM specifications (904-861 and cross-reference numbers included). Manufactured in TS16949-certified facilities, each pump is function and leak-tested and shipped with all the mounting kits needed to simplify installation. The pump fits multiple GM models from 2014–2020, including Silverado, Sierra, Tahoe, Suburban, Yukon and Escalade series.

Which vehicles does this vacuum pump fit?

The AULINK 904-861 lists broad compatibility across recent GM full-size trucks and SUVs. Fitment covers Chevrolet, GMC and Cadillac models within the 2014–2020 model years where the OEM part numbers match.

• Chevrolet Tahoe 2015–2020, Silverado 2014–2020, Suburban 1500 2015–2020
• GMC Sierra 1500 and Sierra Denali 1500 2014–2020, Yukon 2015–2020
• Cadillac Escalade 2015–2020
• OEM cross-references: 904-861, 12654013, 12659655, 12660004, 12662552, 12669488, 12696313

How reliable and tested is this replacement pump?

AULINK produces this pump under TS16949 quality standards with each unit undergoing complete function and leakage tests before shipment. That means you receive a pump validated for performance and durability comparable to factory parts.

• Manufactured in TS16949-certified facilities
• 100% functional testing and leakage inspection
• Includes required installation hardware to reduce fitment errors
• Backed by a 1-year or 50,000 km warranty for added confidence

What comes in the box and how easy is installation?

The pump ships with the necessary kits and fittings, making it ready for a direct replacement with minimal additional parts. If you have intermediate mechanical skills and basic tools, installation follows the OEM mounting points and hose connections.

• Complete pump assembly matched to OEM mounting locations
• All necessary gaskets, seals or brackets included
• Simple bolt-on replacement—no machining or extra modifications
• We recommend following factory torque specs and checking vacuum lines after installation

Will this affect vehicle safety or system performance?

Replacing a leaking or failed vacuum pump restores vacuum-dependent systems—like brake assist and emissions controls—to proper operation. This AULINK unit is designed to meet OEM fit and function without altering factory system behavior.

• Restores vacuum supply for brake booster and related systems
• Meets OEM cross-reference part numbers to ensure compatibility
• Tested for leaks to prevent future vacuum loss
• Warranty covers premature failures under normal use

Who is this for: Drivers and technicians who need a reliable, OEM-compatible vacuum pump for GM full-size trucks and SUVs manufactured between 2014 and 2020. Ideal for owners replacing a failed pump, shops performing restorative maintenance, or anyone seeking a quality aftermarket part with included hardware and a manufacturer warranty.