Chevrolet Silverado 1500 2014–2021 — technical service bulletin
Bulletin PIT5387J · NHTSA communication 10187175 · issued Dec 10, 2020
Technical service bulletin
communication type
Back Over Prevention
component
2014–2021
model years
16
vehicle entries
Official summary
This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection dropped, the radio station or volume changes when operating the snow plow. Please advise the customer that engineering is aware of this concern and working on this issue.
Vehicles covered
- 2014 Chevrolet Silverado 1500
- 2017 Chevrolet Silverado 1500
- 2018 Chevrolet Silverado 1500
- 2019 Chevrolet Silverado 1500
- 2021 Chevrolet Silverado 1500
- 2015 Chevrolet Silverado 2500
- 2016 Chevrolet Silverado 2500
- 2020 Chevrolet Silverado 2500
- 2014 GMC Sierra 1500
- 2017 GMC Sierra 1500
- 2018 GMC Sierra 1500
- 2019 GMC Sierra 1500
- 2021 GMC Sierra 1500
- 2015 GMC Sierra 2500
- 2016 GMC Sierra 2500
- 2020 GMC Sierra 2500
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.