Meulensteen, who spent 12 years at United, left the club seven weeks after Moyes' appointment and the Dutchman believes the Scot's decision to make immediate changes "backfired".
"United were a very successful team, with many successful years behind them," Meulensteen told Sirius XM.
"The strategies in place worked. I think David ignored the advice that was given to him by many of the staff in place at the time.
