Hood Latch problems of the 2003 Saturn VUE

2003 Saturn Vue hood release cable and windshield wiper motor was replaced. The rear differential was replaced (warranty). While repairing the rear differential the technician noticed that the prompt shaft center bearing was broken (warranty). There was noise coming from the front end of the vehicle. The technician determined that the transaxle. The technician updated the tcm and added cvt additive (warranty). The check engine light illuminated on the dash. The vehicle was taken to the dealer who determined that the oxygen sensor was faulty (warranty). The air bag and horn were also replaced.