Chevrolet Equinox EV 2025 — technical service bulletin
Bulletin 662.20 · NHTSA communication 11035446 · issued Jul 30, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
1
vehicle entries
Official summary
• Improves traction and stability control when accelerating or on uneven terrain • Improves braking and stopping performance on low-traction surfaces • Improves the performance of assisted braking. • Fixes to help ensure the Motor Sound options appear properly in Drive Mode Controls
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.