Chevrolet Colorado 2015–2021 — technical service bulletin
Bulletin PIT5512B · NHTSA communication 10187170 · issued Dec 8, 2020
Technical service bulletin
communication type
Electrical System
component
2015–2021
model years
14
vehicle entries
Official summary
This Preliminary Information communication advises the technician to inspect for aftermarket accessory lamps for a loss of remote functions.
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.