Recalls apply to specific production ranges. To see whether a particular car still has an open recall, enter its VIN at nhtsa.gov/recalls. Repairs for safety recalls are free at authorised dealers.
What owners report
Recent complaints filed with NHTSA, shortened. These are unverified accounts from owners, not findings.
Sep 17, 2026 · Engine
After owning for a year, it started idling very rough. Took it to a shop and there was a GM Service Bulletin issued on these cars N192291620 that expired on 6/2026. They would not reimburse me as it expired and car was repaired by a third party. We had only put 500 miles on it since purchasing. It was the Valve Cover…
Jun 23, 2026 · Engine and engine cooling · 19,000 miles
The contact owns a 2016 Buick Cascada. The contact stated that while driving at an undisclosed speed, the vehicle made an abnormal squealing sound. The vehicle was subsequently taken to the dealer, where it was diagnosed with a PCV valve failure. The vehicle was not repaired. The manufacturer was not notified of the…
Apr 14, 2026 · Unknown or other
Buick Cascada back window on the convertible tops coming apart, causing flooding inside the car, also there's a danger the window will come out driving down the road. Buick refuses to do anything.
Feb 18, 2026 · Unknown or other
The rear window of the convertible top starts to pull away from the top itself. Could separate and displace entirely causing damage or injury behind.
Feb 18, 2026 · Structure
The back window on the convertible top has separated from the fabric. Buick dealership said it was not a covered item under the extended warranty. We tried to glue it back down but it keeps separating all around. Dangerous situation because it could separate completely during travel and cause an accident/injury to…
Source: NHTSA recall and complaint data, updated October 27, 2026. Latest complaint received September 17, 2026.