Buick Regal 2013–2021 — technical service bulletin
Bulletin 17NA040 · NHTSA communication 10205043 · issued Aug 27, 2021
Technical service bulletin
communication type
Back Over Prevention
component
2013–2021
model years
45
vehicle entries
Official summary
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.
Vehicles covered
- 2013 Buick Regal
- 2014 Buick Regal
- 2015 Buick Regal
- 2016 Buick Regal
- 2017 Buick Regal
- 2018 Buick Regal
- 2019 Buick Regal
- 2020 Buick Regal
- 2013 Cadillac Ats
- 2014 Cadillac Ats
- 2015 Cadillac Ats
- 2016 Cadillac Ats
- 2017 Cadillac Ats
- 2018 Cadillac Ats
- 2019 Cadillac Ats
- 2016 Cadillac CT6
- 2017 Cadillac CT6
- 2018 Cadillac CT6
- 2019 Cadillac CT6
- 2020 Cadillac CT6
- 2014 Cadillac CTS
- 2015 Cadillac CTS
- 2016 Cadillac CTS
- 2017 Cadillac CTS
- 2018 Cadillac CTS
- 2019 Cadillac CTS
- 2013 Cadillac XTS
- 2014 Cadillac XTS
- 2015 Cadillac XTS
- 2016 Cadillac XTS
- 2017 Cadillac XTS
- 2018 Cadillac XTS
- 2019 Cadillac XTS
- 2014 Chevrolet Cheverolet SS
- 2015 Chevrolet Cheverolet SS
- 2016 Chevrolet Cheverolet SS
- 2017 Chevrolet Cheverolet SS
- 2014 Chevrolet Corvette
- 2015 Chevrolet Corvette
- 2016 Chevrolet Corvette
- 2017 Chevrolet Corvette
- 2018 Chevrolet Corvette
- 2019 Chevrolet Corvette
- 2020 Chevrolet Corvette
- 2021 Chevrolet Corvette
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.