AUGREX Brake Vacuum Pump 12684050 for Chevy/GMC/Buick 1.4L–1.5L (2016–2019) Direct-Fit with Installation Kit

This AUGREX brake vacuum pump replaces worn or failing vacuum assist units on select Chevy Cruze, Malibu, Spark, Equinox, GMC Terrain and Buick Encore vehicles. Built to the vehicle data specifications and made from high-quality materials under TS16949-controlled production, this pump matches OE replacement numbers and arrives with the necessary installation kit. Check fitment against engine size and model year before purchasing to ensure compatibility.

Which vehicles and engines does this pump work with?

The AUGREX 12684050 pump fits a range of GM compact and midsize cars and crossovers equipped with 1.4L or 1.5L engines from model years 2016 through 2019. It is intended as a direct replacement for several factory part numbers, ensuring correct fit and function when matched to the proper vehicle.

• Compatible models: Chevrolet Cruze, Malibu, Spark, Equinox; GMC Terrain; Buick Encore (2016–2019).
• Engine sizes: 1.4L and 1.5L variants only — verify engine code before ordering.
• Cross-references: 12684050, 12662789, 12673905, 702551330, 012660564, 12660564, 12678247, 12704586.

How does the AUGREX pump perform compared with the original part?

This pump is manufactured to precise CNC dimensions and undergoes factory inspections to control leakage and response characteristics. While not marketed as an OEM-branded unit, its construction and certification aim to match functional requirements for braking vacuum assistance under typical driving conditions.

• Precision-machined housing for accurate fit and alignment.
• TS16949-certified production standards for quality control.
• Designed to provide responsive vacuum assist for braking and related systems.

What comes in the box and how easy is installation?

The package includes one AUGREX brake vacuum pump plus the necessary installation hardware so you can replace the old unit in the engine compartment. Basic mechanical skills and common tools are usually sufficient; if unsure, have an experienced technician perform the swap to ensure correct routing, sealing, and torque.

• Includes: 1x brake vacuum pump and installation kit with fittings and fasteners.
• Tools typically required: socket set, screwdrivers, torque wrench, pliers.
• Support: customer service response within 12 hours for installation questions.

What maintenance or inspection should be done after fitting?

After installation, confirm there are no vacuum leaks, ensure the brake boost performance is consistent, and recheck mounting hardware torque values following a short test drive. Periodic visual inspection for fluid exposure or hose condition will help maintain long-term reliability.

• Start engine and check for audible vacuum leaks and secure mounting.
• Test braking feel at low speed to verify assist restoration.
• Inspect vacuum hoses and seals during routine service intervals.

Who is this for: This AUGREX 12684050 brake vacuum pump is aimed at DIY mechanics, independent repair shops, and fleet managers who need a reliable, cost-effective replacement for failed vacuum assist units on compatible GM vehicles. It suits anyone seeking an aftermarket pump built to measured tolerances and backed by production inspection, as long as vehicle year and engine size match the stated fitment. If you are unsure about compatibility, provide your vehicle VIN and engine code to confirm fit before buying.