Chris O'Keefe and Managing Director at Drive.com.au Trent Nikolic have both questioned why a GPS device called Repeaters are illegal, which would help drivers through Sydney's tunnel network. 

<p>Chris O'Keefe and Managing Director at Drive.com.au Trent Nikolic have both questioned why a GPS device called Repeaters are illegal, which would help drivers through Sydney's tunnel network. </p>

Tune into 2GB Drive from 3pm to 6pm each weekday.

<p>Tune into 2GB Drive from 3pm to 6pm each weekday.</p>