NHTSA Complaint #11424480 — 2019 GMC SIERRA 1500

On 6/24 I drove my 2019 gmc Sierra denali truck 2 miles to the store was in there 10 minutes come out to start it and a ESC service warning message appeared then another message appeared say service power steering drive safe then my traction light came on then my trailer light I tried turning truck off then waited 2 minutes pumped brakes started it again same messages appeared I called my husband to tell him I said I will try to drive home as I preceeded to put in gear and back out of parking spot I lost my steering it froze up then lost my brakes I immediately put in gear turned off called husband to come get me as I was waiting I tried to start again when I did all messages were gone and I had steering as well.as brakes but at this point I was a an emotional wreck we just had a horrific scare in same truck on a major interstate my husband completely lost brakes and almost wrecked only to find there was a brake module reprogramming recall on the truck we had not been notified by mail yet so now this if I was driving on main road this could have been fatal so my husband called and dropped off vehicle on 6/25 told them every detail they said they call when done so on July 6th was told truck was ready when he arrived they handed him our keys and invoice said have nice day my husband got to truck read invoice only to find they did nothing to truck he went in to service said why isn't it fixed they said because no codes come up but if it happens again bring it back my husband said what if im driving it and it happens this can cause a fatal accident the service Mgr said just bring it in so he said so if my wife gets callhet husband was killed along with another family because his steering and brakes failed your going to tell her sorry for loss truck had no codes is now we have a truck we paid $58500.00 that is unsafe to drive i refuse to put my life or others in jeopardy im an emotional wreck I spent 2 days sick with worry can anyone help with guide us to some help