If Siri (PA) activation isn’t working from your Highway when your iPhone’s screen is locked, you need to check that this iOS setting is enabled:
Settings / Passcode / Allow access when locked / Siri
Siri (PA) activation does not work - Knowledgebase / Help by Connection Type (BT, Internet,...) / In car radio / Highway 400/600 - PURE SUPPORT
Siri (PA) activation does not work
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- Last updated: Oct 19, 2021 by INSIDE / AQIPA