2017 GMC CANYON Engine And Engine Coolingexhaust Systememission Control Problems

The contact owns a 2017 GMC Canon. The contact stated while driving 70 MPH, the check engine warning light illuminated along with the following displayed message "ISSUE WITH EXHAUST SYSTEM REDUCE ENGINE POWER TAKE TO THE DEALER IMMEDIATELY", as the vehicle slowed down drastically not allowing the driver to accelerate over 20 MPH. The contact stated that the vehicle was towed to the dealer where the failure was diagnosed as the diesel particulate filter would not complete a burn. A manual regeneration was completed. The contact stated that the failure recurred after 2,500 miles in November 2022 and the vehicle was taken to the dealer, Kelley Buick GMC (255 W Van Fleet Dr, Bartow, FL 33830) where another manual regeneration was completed. The contact stated that the dealer informed him that if the failure reoccurred, he would need to purchase a filter for $2,000. The contact stated that the vehicle...