OnStar navigation requires a specific OnStar subscription plan.
Press to receive directions or
have them sent to the vehicle navigation screen, if equipped.
Destinations can also be forwarded to the vehicle from MapQuest.com.
Turn-by-Turn Navigation
Using Voice Commands During a Planned Route
Cancel Route
Route Preview
Repeat
Get My Destination
Other Navigation Services Available from OnStar
OnStar eNav: Subscribers can send destinations from MapQuest.com to the vehicle Turn-by-Turn Navigation or screen-based navigation system (if equipped). When ready, the directions will be downloaded to the vehicle.
Destination Download: Press , then
request the Advisor to download directions to the navigation system in the vehicle
(if equipped). After the call ends, press the “Go” button on the navigation screen
to begin driving directions.
If directions are downloaded to the navigation system, the route can only be canceled through the navigation system.
Destinations can also be downloaded on the go. For information about eNav or Destination Download, see www.onstar.com (U.S.) or www.onstar.ca (Canada).
Engine Oil Life System
When to Change Engine Oil
This vehicle has a computer system that indicates when to change the engine oil
and filter. This is based on a combination of factors which include engine revolutions,
engine temperature, and miles driven.
Based on driving conditions, the mileage at which an oil chang ...
TPMS Malfunction Light
The TPMS will not function properly if one or more of the TPMS sensors are missing
or inoperable. When the system detects a malfunction, the low tire warning light
flashes for about one minute and then stays on for the remainder of the ignition
cycle. The malfunction light comes on at each ign ...
When It Is Time for New Tires
Factors such as maintenance, temperatures, driving speeds, vehicle loading, and
road conditions affect the wear rate of the tires.
Treadwear indicators are one way to tell when it is time for new tires.
Treadwear indicators appear when the tires have only 1.6mm (1/16 in) or less
of tread r ...