Navigation
OnStar navigation requires the Directions and Connections service plan.
Push 
to receive directions or
have them sent to the vehicle
navigation screen. Destinations
can also be forwarded to the
vehicle from Google Maps™ or
MapQuest.com. The OnStar
mapping database is continuously
updated. Visit www.onstar.com for
coverage maps.
See also:
Powertrain
The XLR's Northstar V-8 VVT is a 90-degree, DOHC, four-valves-per-cylinder
engine featuring an aluminum block and cylinder heads, and a valvetrain
configuration with roller finger followers. The e ...
Programming Transmitters to the Vehicle
Only RKE transmitters programmed
to the vehicle will work. If a
transmitter is lost or stolen, a
replacement can be purchased and
programmed through your dealer.
When the replacement transmit ...
Speedometer
The speedometer shows the vehicle speed in both kilometers per hour (km/h) and
miles per hour (mph). ...