Let your car kit use your device's network credentials
Your car kit must support the remote SIM Access Profile (rSAP).
Turn on rSAP to allow your car kit to access the SIM card in your BlackBerry device. When your car kit
has access to your SIM card, you can use your car kit to make and receive phone calls, and send and
receive text messages (SMS and MMS).
1. On the home screen, swipe down from the top of the screen.
2. Tap Settings > Networks and Connections > Bluetooth > .
3. Turn on the rSAP Mode switch.