The emergency jack, if not positioned as directed in the owner's manual, can fracture while in use.
A fractured jack can cause the vehicle to collapse, increasing the risk of injury.
What to do
Dealers will replace the jack free of charge.
Owner notification letters are expected to be mailed July 26, 2021.
Owners may contact Buick customer service at (800) 521-7300 or Chevrolet customer service at (800) 222-1020. GM's number for this recall is A212335470.