Check the frame for cracks by the lower control arms.
A number of guys on the 2019+ Blazer forum are getting calls from the dealer asking if the want to sell it back or trade it in. They're getting close to the sale price with 25-30K on the clock.You could, I suppose, buy a new $50K Blazer or Bronco instead and you'd be the one absorbing the $20K depreciation in a couple years.