Ever since the OPP announced they’d start handing out speed limiter violations at 115 all those 401 corridor trucks have been running 110+.
The password is “password” or “1234” or “asdfgh” it could also be “abcde” Most are not password protected because they need to be able to be serviced by say Loves or Flying J or Ryder or miscellaneous. A company I worked for needed the password to fix the ecm and they made sure to leave it open after that. Password protection is really bad on an ECM. Especially when you’re on a time line.