2023 Buick Enclave problems & reliability
20 owner complaints filed with NHTSA for the 2023 Buick Enclave. Last verified Sep 21, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
1 complaint report injuries (2 injured).
Federal crash records (FARS 2020–2023): 2023 Buick Enclave vehicles were involved in 2 fatal crashes with 0 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Exterior Lighting | 6 | 30% |
| Service Brakes | 3 | 15% |
| Unknown / Other | 3 | 15% |
| Electrical System | 2 | 10% |
| Engine | 2 | 10% |
| Seat Belts | 2 | 10% |
| Air Bags | 1 | 5% |
| Fuel/propulsion System | 1 | 5% |
| Lane Departure | 1 | 5% |
| Power Train | 1 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 12 reported components →Complaints by incident year
What owners report
“The contact owns a 2023 Buick Enclave. The contact stated that while driving 70 MPH, the transmission unexpectedly downshifted to 3rd gear and the vehicle decelerated. The contact stated that the vehicle went into LIMP Mode. Additionally, the computer system took control of the vehicle. The contact stated that the…”
Power Train · filed Sep 3, 2026
“Right-side LED headlight assembly failed at under 3 years and ~55,000 miles. Dealer states the sealed LED unit is non-serviceable and must be replaced as a complete assembly, quoted at ~$1,450. LED headlights are rated for tens of thousands of hours and are marketed to last the life of the vehicle; this failed at a…”
Exterior Lighting · filed Jun 10, 2026
“Sunroof leak due to fault drain tube causing the review mirror to glitch, leaking through the headliner and wire harness into the inside of the vehicle. Vehicle is still at the dealership. They have requested and put in the new equipment which upon inspection by dealer service this replacement was also defective and a…”
Unknown / Other · filed Dec 10, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
511 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2023 Buick Enclave. The 10 most recent:
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902W · Service Bulletin/Repair Instructions · issued Sep 4, 2026
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIC6551C · Service Bulletin/Repair Instructions · issued Aug 20, 2026
PI to help diagnose A/C concern
PIT5099J · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
PIT5966F · Service Bulletin/Repair Instructions · issued Jun 23, 2026
This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6540J · Service Bulletin/Repair Instructions · issued May 14, 2026
This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6540H · Service Bulletin/Repair Instructions · issued May 11, 2026
Pi created to provide GM dealers with information on gathering information for projection issue
PIC6423A · Service Bulletin/Repair Instructions · issued May 11, 2026
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIC6551B · Service Bulletin/Repair Instructions · issued May 11, 2026
This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6540G · Service Bulletin/Repair Instructions · issued Apr 30, 2026
This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6540G · Service Bulletin/Repair Instructions · issued Apr 30, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 2023 Buick Enclave in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
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 →Buying a used 2023 Buick Enclave?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.