Chevrolet Colorado 2015–2021 — technical service bulletin
Bulletin 20NA156 · NHTSA communication 10184490 · issued Nov 5, 2020
Technical service bulletin
communication type
Suspension
component
2015–2021
model years
14
vehicle entries
Official summary
This technical bulletin provides a procedure to replace the rear axle c-clips if found the cause of the customers concern.
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.