Chevrolet Equinox 2025 — technical service bulletin
Bulletin 661.20 · NHTSA communication 11031789 · issued Apr 14, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
2
vehicle entries
Official summary
• Improvements to the availability of driver assistance features. • This update contains a required software change to help improve the overall software update and diagnostics process. Be sure to install this update to be able to receive future software updates.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.