Buick Enclave 2021–2022 — technical service bulletin
Bulletin 21NA068 · NHTSA communication 10192034 · issued Mar 17, 2021
Technical service bulletin
communication type
Electrical System
component
2021–2022
model years
38
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 2021 and newer model year vehicles with RPO ATH (U.S. Only).
Vehicles covered
- 2021 Buick Enclave
- 2021 Buick Encore
- 2021 Buick Encore GX
- 2021 Buick Envision
- 2021 Cadillac CT4
- 2021 Cadillac CT5
- 2021 Cadillac Escalade Esv
- 2021 Cadillac Escalade NA
- 2021 Cadillac XT4
- 2021 Cadillac XT5
- 2021 Cadillac XT6
- 2021 Chevrolet 4500XD
- 2021 Chevrolet Blazer
- 2021 Chevrolet Bolt EV
- 2022 Chevrolet Bolt EV
- 2021 Chevrolet Camaro
- 2021 Chevrolet Colorado
- 2021 Chevrolet Corvette
- 2021 Chevrolet Equinox
- 2021 Chevrolet Express
- 2021 Chevrolet Malibu
- 2021 Chevrolet Silverado 1500
- 2021 Chevrolet Silverado 2500
- 2021 Chevrolet Silverado 3500
- 2021 Chevrolet Spark
- 2021 Chevrolet Suburban
- 2021 Chevrolet Tahoe
- 2021 Chevrolet Trailblazer
- 2021 Chevrolet Traverse
- 2021 Chevrolet Trax
- 2021 GMC Acadia
- 2021 GMC Canyon
- 2021 GMC Savana
- 2021 GMC Sierra 1500
- 2021 GMC Sierra 2500
- 2021 GMC Terrain
- 2021 GMC Yukon
- 2021 GMC Yukon XL
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.