Vacuum Pump 12704586 12662789 For Chevrolet Malibu Cruze Buick GMC 1.4L 1.5L

Vacuum Pump for Chevrolet Malibu Cruze Buick GMC

This vacuum pump is a replacement brake assist and emissions vacuum source for Chevrolet, Buick, and GMC vehicles with 1.4L and 1.5L engines, referencing OEM part numbers 12704586 and 12662789.

Overview

This vacuum pump supplies the vacuum needed for brake boost and engine management components on 1.4L and 1.5L GM applications. It serves as a direct replacement for OEM numbers 12704586 and 12662789. It is intended for drivers and technicians repairing a failed pump on Chevrolet, Buick, or GMC vehicles.

Built For Performance

• OEM cross references 12704586 and 12662789
• Sealed housing to maintain steady vacuum output
• Direct mounting for the listed 1.4L and 1.5L engines
• Durable internals built for continuous operation
• Connects to factory vacuum line routing

Fits These Machines

• for Chevrolet Malibu with 1.4L or 1.5L engine
• for Chevrolet Cruze with 1.4L or 1.5L engine
• for Buick models with 1.4L or 1.5L engine
• for GMC models with 1.4L or 1.5L engine

On-The-Job Use

• Restoring brake assist when the original pump fails
• Replacing a noisy or leaking vacuum pump
• Routine repair on high mileage 1.4L and 1.5L engines
• Emissions and engine management vacuum supply

Specs At A Glance

Good To Know

Q: Will this replace my original vacuum pump? A: It is built to match OEM numbers 12704586 and 12662789 for the listed GM engines. Confirm your existing part number and engine size before ordering.

Q: What symptoms point to a failing vacuum pump? A: A stiff brake pedal, hissing noise, or vacuum related trouble codes often indicate pump failure. Replacing the pump restores proper vacuum to brake and emissions systems.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.