The tape cartridge autoloader comprises a tape drive and up to eight respective storage positions for tape cartridges all located within a one and three-quarter inch form factor. A picker driven by a single first motor operated driving mechanism follows a U-shaped track as the picker transfers a predetermined one of the tape cartridges between one of the respective storage positions and the tape drive. The picker having a retractable arm driven by a single motor for engaging with the tape cartridge and for moving the tape cartridge from/to the picker. A retractable drawer or removable magazine allows one or more tape cartridges to be loaded/unloaded in the tape cartridge autoloader.