Driving on the highway coming home from brother in laws house and the truck suddenly popped check engine, brake service and ESC lights came on dashboard while engine power was reduced causing sluggish performance. Made it home and put a scan tool and pulled a cylinder 3 misfire. Replaced spark plug and confirm it-??s not an ignition coil problem. Brought to dealer and was confirmed the DOD lifter failed in other words AFM. Overwhelmed and couldn-??t do anything but to pay and get truck back to working order told go ahead for replacement of parts for nearly $6k.

- Maplewood, MN, USA

Transmission jerks, slams, forces a feeling of being rear-ended, delayed acceleration with sudden engagement causing uncontrolled acceleration. I've had it looked at every time I've taken it into the dealership for regular maintenance. They haven't been able to reproduce it as it only happens once, first time after not driving it for a while. No warning lamps or messages ever appear.

- Woods Cross, UT, USA

1st time engine check light came on had brake control updated. 2nd did auto start and after that truck will not start. After 3 hours can start the truck but brake control traction control ABS were off. Engine has reduce power. Dealer updated the truck and check battery. 3rd time truck will not power on. After jump starting the truck it pops up all of previous message. And running board keep popping in and out and truck will still drain power ebven when off.

- Bellingham, WA, USA

The contact owns a 2019 GMC Sierra 1500. The contact stated that the vehicle had experienced an unintended acceleration and would surge forward. The vehicle also experienced a brake failure causing the vehicle to erroneously drive. During the failure, the messages "trailer brake failure" and "do not driver past 60 mph" had massage had displayed. The local dealer bob robinson Chevrolet (155 robinson dr. Triadelphia wv) was notified of the failure. The vehicle was not repaired. The VIN was not available. The failure mileage was 3,100.

- Follensbee, WV, USA

I own a 2019 GMC Sierra denali 1500 crew cab. After starting my vehicle and beginning my journey home. Sever warning indications of problems came on my dashboard system. While driving, the brake failure indicator illuminated and the vehicle would not immediately stop when depressing the brake pedal. Also, several warning indicators illuminated, including the power steering, service ESC, brake system failure 62 mph top speed, steering assist is reduced drive with care, service trailer brake system, ABS, and trailer towing warning message indicating that the vehicle would not accelerate above 62 mph. In addition, the steering wheel became extremely difficult to turn in either direction.

- Brandon, FL, USA