Chevrolet Colorado 2015–2022 — technical service bulletin
Bulletin PIT5600D · NHTSA communication 10208031 · issued Jan 14, 2022
Technical service bulletin
communication type
Wheels
component
2015–2022
model years
16
vehicle entries
Official summary
This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technician should first access the rear of the inner wheelhouse area through the tail lamp cavity and the front of the wheelhouse from under the vehicle, and coat the inner hem of the wheel house to side outer panel with 3M Rust Fighter I. After allowing the 3M Rust Fighter I to dry then apply several coats of Nox Rust X-121B undercoating.
Vehicles covered
- 2015 Chevrolet Colorado
- 2016 Chevrolet Colorado
- 2017 Chevrolet Colorado
- 2018 Chevrolet Colorado
- 2019 Chevrolet Colorado
- 2020 Chevrolet Colorado
- 2021 Chevrolet Colorado
- 2022 Chevrolet Colorado
- 2015 GMC Canyon
- 2016 GMC Canyon
- 2017 GMC Canyon
- 2018 GMC Canyon
- 2019 GMC Canyon
- 2020 GMC Canyon
- 2021 GMC Canyon
- 2022 GMC Canyon
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.