Buick Cascada 2017–2022 — technical service bulletin

Bulletin 21NA068 · NHTSA communication 10194101 · issued Apr 16, 2021

Technical service bulletin

communication type

Equipment

component

2017–2022

model years

vehicle entries

Official summary

This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ (U.S. Only).

Vehicles covered

2017 Buick Cascada
2018 Buick Cascada
2019 Buick Cascada
2017 Buick Enclave
2018 Buick Enclave
2019 Buick Enclave
2020 Buick Enclave
2021 Buick Enclave
2017 Buick Encore
2018 Buick Encore
2019 Buick Encore
2020 Buick Encore
2021 Buick Encore
2020 Buick Encore GX
2021 Buick Encore GX
2017 Buick Envision
2018 Buick Envision
2019 Buick Envision
2020 Buick Envision
2021 Buick Envision
2017 Buick Lacrosse
2018 Buick Lacrosse
2019 Buick Lacrosse
2017 Buick Regal
2018 Buick Regal
2019 Buick Regal
2020 Buick Regal
2017 Buick Verano
2017 Cadillac Ats
2018 Cadillac Ats
2019 Cadillac Ats
2020 Cadillac CT4
2021 Cadillac CT4
2020 Cadillac CT5
2021 Cadillac CT5
2017 Cadillac CT6
2018 Cadillac CT6
2019 Cadillac CT6
2020 Cadillac CT6
2017 Cadillac CTS
2018 Cadillac CTS
2019 Cadillac CTS
2017 Cadillac Elr
2017 Cadillac Escalade
2018 Cadillac Escalade
2019 Cadillac Escalade
2020 Cadillac Escalade
2017 Cadillac Escalade Esv
2018 Cadillac Escalade Esv
2019 Cadillac Escalade Esv
2020 Cadillac Escalade Esv
2021 Cadillac Escalade Esv
2021 Cadillac Escalade NA
2019 Cadillac XT4
2020 Cadillac XT4
2021 Cadillac XT4
2017 Cadillac XT5
2018 Cadillac XT5
2019 Cadillac XT5
2020 Cadillac XT5

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.