Fixing Buick brake pad life error

This bulletin applies to 2020-2021 Buick Encore GX vehicles.
Aug. 19, 2025

This bulletin applies to 2020-2021 Buick Encore GX vehicles. On certain vehicles, the brake system control module may incorrectly calculate the brake pad life percentage values in the pad wear sensor transition areas, causing a “Replace Soon” or “Replace Now” message to appear on the driver information center.

Reprogram the brake system control module with the latest software.

About the Author

Mike Mavrigian

Motor Age Editor

Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of  specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.

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