Recall 19V643 covers 3,420 2020 Buick Enclave and Chevrolet Traverse vehicles for cracked right-hand frame rails. Free inspection and repair at franchised Buick dealers.
Buick is recalling 3,420 2020 Enclave and Traverse SUVs because the right-hand frame rail in the engine compartment can be cracked. A cracked frame rail can reduce crash performance and increase injury risk, and the dealer repair is free.
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What's wrong?
On these 2020 Enclave and Traverse vehicles, the right-hand frame rail sits inside the engine compartment and is part of the body structure. It helps hold the front of the vehicle in alignment and manages crash forces through the structure instead of letting them concentrate in one weak spot.
During manufacturing, the frame rail supplier used a stamping die with an incorrect configuration after the die was repaired. That error left certain frame rails with stress fractures. A cracked rail does not have the strength and shape Buick designed into the structure, so the front end can respond differently in a crash.
There is no warning sign before failure. Owners are not expected to hear, feel, or see a clear symptom from the driver seat before the cracked rail becomes a safety issue.
Who's affected?
Covers the Enclave and Traverse from the same model year, both tied to the body or structural component.
| 2020 Buick Enclave | body or structural component |
|---|---|
| 2020 Chevrolet Traverse | body or structural component |
| Units affected | 3,420 |
| Field incidents | NHTSA has logged no field incidents to date. |
A matching year and model does not guarantee inclusion. Check your VIN to confirm whether your specific SUV is included.
What's the safety risk?
A crack in the frame rail can reduce crash performance and increase injury risk in a crash. If your VIN is included, treat the recall as a safety issue and schedule the dealer inspection soon, even if the vehicle feels normal. Repair is free at any franchised Buick dealer.
What should I do?
- Check your VIN to confirm whether your 2020 Buick Enclave or Chevrolet Traverse is included in this recall.
- Contact a franchised Buick dealer to schedule the free frame-rail inspection and, if needed, vehicle replacement that addresses the cracked right-hand frame rail.
- Bring the recall notice if GM mailed one. If not, reference recall number 19V643 when you call.
- Limit driving until the dealer inspects the frame rail and completes the repair path.
What happens at the repair
At the dealer, a Buick technician inspects the vehicle for the cracked right-hand frame rail in the engine compartment. If the inspection confirms the recall condition, the dealer replaces the vehicle under the recall. The inspection and any covered replacement are free. Ask the service desk to confirm that recall 19V643 is open on your VIN before the appointment so the dealer can prepare the inspection and any follow-up approval steps.
Timeline
| September 6, 2019 | NHTSA published the recall |
|---|---|
| September 6, 2019 | Dealer notification began |
| September 6, 2019 | Dealer notification ended |
| October 4, 2019 | Owner notification mailed |
Frequently asked questions
What is recall 19V643?
Recall 19V643 covers 3,420 2020 Buick Enclave and Chevrolet Traverse vehicles with a right-hand frame rail in the engine compartment that has a crack. A cracked frame rail can reduce crash performance and increase injury risk. Dealers will inspect the vehicle and replace it when required, free of charge.
What should I do if my 2020 Buick Enclave or Chevrolet Traverse is on this recall?
Check your VIN to confirm your specific vehicle is included in recall 19V643. If it is, contact the franchised dealer for your badge brand and ask for the frame rail inspection. Reference GM recall number N192268310 when you call. The inspection and any required vehicle replacement are free.
Is the recall repair free?
Yes. Federal recall law requires the manufacturer to fix the defect at no cost to the owner. For recall 19V643, GM dealers will inspect the right-hand frame rail and replace the vehicle when required, free of charge.
What is the safety risk?
The safety risk is reduced crash performance. The recalled vehicles have a right-hand frame rail in the engine compartment with a crack, and that defect can increase injury risk in a crash. Confirm your VIN, then arrange the free dealer inspection if your vehicle is included.
What if I bought this vehicle used?
The free recall remedy still applies. Federal recall law follows the vehicle, not the original owner. Check your VIN to confirm whether your 2020 Buick Enclave or Chevrolet Traverse is included, then call the franchised dealer for your badge brand and reference recall 19V643.
More information
| NHTSA campaign page | nhtsa.gov/vehicle-recalls/19V643000 |
|---|---|
| Buick customer service | 1-800-630-2438 |
| NHTSA recall # | 19V643 |
| NHTSA recall # (full) | 19V643000 |
Source documents
-
Download Misc. Document (PDF) - Download Recall Document (PDF) (PDF)
- Download Owner Notification Letter (PDF)
- Download Owner Notice (PDF)
- Download Recall Report (PDF)
- Download Quarterly Report (PDF)
- Download Recall Acknowledgement (PDF)
This article is generated from NHTSA's primary recall filings and reviewed against the source on May 23, 2026. RecallNotify does not paraphrase NHTSA's consequence language; that text is reproduced as written above. Editorial standards →