I went back and tryed your command and got this error message, but it looks to be also working.
PS C:\GAM-Scripts> gam redirect csv ./DevTest.csv multiprocess redirect stdout ./DevTest.txt multiprocess redirect stderr stdout csv CBReEnable.csv gam print cros query "id:~~SerialNumber~~" fields deviceId,annotatedAssetId,serialNumber,annotatedLocation
2023-08-08T14:50:06.133-07:00,0/32571,Using 5 processes...
Process Process-3:
Traceback (most recent call last):
File "multiprocessing\process.py", line 314, in _bootstrap
File "multiprocessing\process.py", line 108, in run
File "__init__.py", line 9120, in CSVFileQueueHandler
File "__init__.py", line 8030, in SetTimestampColumn
KeyError: 'output_timeformat'
2023-08-08T14:50:25.589-07:00,0,Processing item 100/32571
2023-08-08T14:50:45.951-07:00,0,Processing item 200/32571
2023-08-08T14:51:06.315-07:00,0,Processing item 300/32571