2020 Buick Regal Tourx problems, complaints & recalls
Most-reported problem areas: Seats (1) · Seat Belts (1) · Electrical System (1)
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (239)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2026-09-26 · PIT5698F · Service Bulletin/Repair Instructions
this pi provides diagnostics tips on how the lin bus works and how to diagnosis it.
Unknown Or Other 2026-09-04 · PIP4902W · Service Bulletin/Repair Instructions
this preliminary information advises a dealer on how to email gds2 session logs into technical assistance.
Unknown Or Other 2026-07-21 · PIT5099J · Service Bulletin/Repair Instructions
pi to help diagnose a/c concern
Unknown Or Other 2026-04-01 · PIT3271Q · Service Bulletin/Repair Instructions
this preliminary information communicates information about how to determine if a wheel and tires size change is available.
Unknown Or Other 2026-03-09 · PIP6104 · Service Bulletin/Repair Instructions
this preliminary information communicates the steps on how to save a gds2 session log and upload to a technical assistance case in cx connect.
Unknown Or Other 2026-03-09 · PIP4902V · Service Bulletin/Repair Instructions
this preliminary information advises a dealer on how to email gds2 session logs into technical assistance.
Showing the 6 most recent of 239 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-10-16 · Electrical System · 💥 crash“my vehicle was damaged in a hit-and-run accident on march 6, 2023, and subsequently repaired by matick buick gmc. in 2025, i became aware of documented concerns involving airbag-related components, a restraint system warning light, stabilitrak warnings, abs-related concerns, diagnostic trouble codes, missing fasteners, water intrusion, and headline…”
2025-07-10 · Seats · 80,000 mi“the contact owns a 2020 buick regal tourx. the contact stated that while her daughter was attempting to adjust the front driver’s seat, she heard a snapping sound and the seat then failed to respond. upon inspection, the contact’s daughter discovered that the front driver’s seat lower cross bar had detached, and the seat could not be adjusted, rend…”
2024-01-28 · Back Over Prevention: Warnings“ever since we purchased the vehicle new in 2020 we had an issue with intermittent mulfunction of the parking and cross traffic alerts indicators. the backup camera screen often fails to indicate whether there is cross traffic and from which side. the issue is present about 8/10 times. while the vehicle was under warranty we took it multiple times t…”
2023-02-25 · Seat Belts“we were christmas shopping driving down city streets when we heard a loud popping sound. when we pulled over to see what it was, the front passenger’s side seat belt buckle release no longer worked but the seat belt came out without resistance. it has not worked since. the dealer has confirmed the issue but says the part is back ordered without …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.