Chevrolet Colorado 2025 — technical service bulletin
Bulletin N25-250020 · NHTSA communication 11019911 · issued Jun 17, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
2
vehicle entries
Official summary
•Improves how center display adjusts to lighting changes. •Improved warnings when a key is missing. •Improvements to automatic low beam headlamp logic. •Smoother dimming and transitions from day to night. •Updates to reduce erroneous engine alerts. •Improvements to accuracy of alerts. •Fixes to help prevent battery drain. •Fixes to responsiveness issues with Wi-Fi, Navigation, and OnStar. •Improvements to OnStar emergency calls. •Fixes to address cellular connectivity issues. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior
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.