Manufacturer: Schrader
Manufacturer part number: 20158
Frequency: 315 mhz
OEM part number (s) coverage: 4313078J10, 15921013, 15825475, 15268606, 10394110, 15102575,
TPMS Relearn website: http://www.tpmsrelearn.com/2016/12/13/gm-9/
The TPMS sensor that is used in 2006 Cadillac DTS is the Schrader 20158. The valve stem is made of aluminum and silver in color.
The valve stem can not be removed from the sensor body.
You can purchase the TPMS sensor here: http://www.tpms.com/20158_Schrader_TPMS_Sensor_315MHz_4313078J10_p/20158.htm