Check Engine Light On problems of the 2013 Buick Regal

Tl- the contact owns a 2013 Buick Regal. The contact stated that while driving 70 mph, the vehicle loss acceleration, steering became difficult to tuned. In another when turn off the engine, the vehicle failed to start. A warning light illuminated roll driver side window up, the trunk open and the windshield wiper independently start to function. The vehicle was towed to ed martin Buick GMC, 9896 n michigan rd, carmel, in 46032, and was diagnosed that the timing chain detached. The vehicle was not repair due to the repair fees. Five code also came up, p0131, p0016, p0017, p0014 and p0171. And leaving the dealer, the vehicle failed to start and was towed to an independent mechanic where the timing chain, balance chaff, chain kit, timing cover gasket set, cam cover gasket set and two camshaft sensors, were replaced. The while leaving the independent mechanic, the vehicle loss acceleration, heat blowing at the flow board an unknown odor entered the vehicle cabin coming from the engine. The vehicle was taken back to the independent mechanic and was informed to take the vehicle to a Buick dealer. While on the way to the dealer, the park to drive gear was clunking and jerking from 3rd to 2nd and 4th to 3rd. The vehicle was taken seven times to the same dealer. The contact mention that she taken the vehicle to a transmission shop but was unable to determine a failure. On another occasion the vehicle loss acceleration and jerking in gears, heat entering the vehicle cabin and squealing. No check engine light illuminated and the battery cover was melted on one side. No indication on the overheat that level the temperature gage. The failure mileage was approximately 81,290. Aw.