2021 NISSAN FRONTIER Seats Problems

have gone to Nissan for excessive rattle noise in passenger footwell would sound louder as i gave it gas they concluded that the heater core bracket was loose and tighten but sound did no go away took it in again heater core bracket not good would need to replace so had to take it in third time for same heater core issue eventually they replaced heater core but still have problems with the air was taken to Nissan over 7 times for climate problems. it was not equal driver side blew hotter than the that passenger side eventually it stop blowing air through front vents only the defrost vent works seat adjusting bracket did not lock in place when coming to a stop the passenger seat would slide forward defective Nissan replaced --few month later passenger seatbelt tensioner went bad check engine error code took it to Nissan was replaced...