Chevrolet Silverado 2014–2019 — technical service bulletin
Bulletin PIT5624 · NHTSA communication 10143777 · issued Jul 23, 2018
Technical service bulletin
communication type
Seats
component
2014–2019
model years
24
vehicle entries
Official summary
This Preliminary information communicates a diagnostic tip for an issues with the heated and/or vented seats turning off and setting DTCU1524 because of a loss of voltage to the Seat Heating Control Module.
Vehicles covered
- 2017 Chevrolet Silverado
- 2014 Chevrolet Silverado 1500
- 2015 Chevrolet Silverado 2500
- 2016 Chevrolet Silverado 2500
- 2018 Chevrolet Silverado 2500
- 2019 Chevrolet Silverado 2500
- 2019 Chevrolet Silverado 4500
- 2015 Chevrolet Suburban
- 2016 Chevrolet Suburban
- 2017 Chevrolet Suburban
- 2018 Chevrolet Suburban
- 2015 Chevrolet Tahoe
- 2016 Chevrolet Tahoe
- 2017 Chevrolet Tahoe
- 2018 Chevrolet Tahoe
- 2017 GMC Sierra
- 2014 GMC Sierra 1500
- 2015 GMC Sierra 1500
- 2016 GMC Sierra 1500
- 2018 GMC Sierra 3500
- 2015 GMC Yukon
- 2016 GMC Yukon
- 2017 GMC Yukon
- 2018 GMC Yukon
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.