Engine issues at 35000 37000and failure at 65000 miles V8 6.2 L engine. Cans and lifters replaced at $6100 GM refused to cover. Car immediately traded in for 2024 Silverado same occurrence on exit ramp 15000 miles engine replaced this year under warranty. Would like recall extended warranty to 2019 or before and be reimbursed for $6100 at a minimum