2020 Buick Encore, 2021 Chevrolet Trailblazer Recall: Rear attachment bolts of one or both front seats may not have been…
NHTSA campaign 20V537000 · Seats · filed Sep 3, 2020 · verified Jul 30, 2026
The defect
General Motors LLC (GM) is recalling certain 2020 Buick Encore GX and 2021 Chevrolet Trailblazer vehicles. The rear attachment bolts of one or both front seats may not have been installed.
The risk
If an occupied front seat is missing the rear attachment bolts, it may move during a crash, increasing risk of injury to the occupant.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
GM will notify owners, and dealers will inspect seat attachments for both front seats and install attachment bolts as needed, free of charge. The recall began October 1, 2020. Owners may contact Chevrolet customer service at 1-800-630-2438 or Buick customer service at 1-800-521-7300. GM's number for this recall is A202304380.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Affected vehicles
Related recalls
More Buick Encore recalls
- 2019–2020 Buick Enclave and 11 other models — Start/stop accumulator endcap may have missing bolts
- 2019 Buick Encore and 3 other models — Sensing Diagnostic Module (SDM) on these vehicle may not…
- 2014–2017 Buick Encore and 18 other models — While being previously remedied for recall 16V-651, the…
- 2014–2017 Buick Encore and 18 other models — In the affected vehicles, certain driving conditions may…
- 2013 Buick Encore and 6 other models — Also, certain 2013 Buick Encore, 2011 Buick Regal…
Other campaigns involving Buick vehicles
Source: NHTSA recall database, campaign 20V537000 (manufacturer number A202304380). Data last verified Jul 30, 2026.