July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Removal Procedure

Fig 1: View Of Transmitter Rear Cover

Courtesy of GENERAL MOTORS CORP.

Insert a screwdriver or dime into the slot on the battery access cover on the back of the transmitter.
Turn counterclockwise to remove the transmitter rear cover.

Fig 2: View Of Transmitter Battery

Courtesy of GENERAL MOTORS CORP.