The hex flange lock nuts used in the suspension and steering joints were improperly heat-treated and may break.
Broken hex flange lock nuts may cause a loss of tension, leading to steering instability, and increasing the risk of a crash.
What to do
Dealers will replace the hex flange lock nuts -- as necessary -- free of charge.
Owner notification letters should go into the mail around January 9, 2023.
Owners may contact Chevrolet customer service at (800) 222-1020. GM's number for this recall is N222391080.