Jeep Grand Cherokee SRT 2017 Owner's Manual page 561

To enable Siri push and hold, then release the Uconnect
Voice Recognition (VR) button on the steering wheel. After
you hear a double beep, you can ask Siri to play podcasts
and music, get directions, read text messages, and many
other useful requests.
Siri Eyes Free Available
Getting Started
Ensure Siri is enabled on your iPhone.
Siri Enable Screens
1. Pair your Siri enabled device to the vehicles sound
system. Refer to your Uconnect Owner's Manual
Supplement for a detailed pairing procedure.
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