GMC Terrain: OnStar
Engine Drive Belt Routing
2.4L L4 Engine 3.0L V6 Engine ...OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system s ...See also:
Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If
the octane rating is less than 87, an audible knocking noise, commonly referred
to as spark knock, might be heard when ...
Handling
• Check that the battery cables are correctly
connected and tightened.
• Never disconnect the battery when the
engine is running (for example, when
replacing the battery).
• If the batte ...
Sky Sliderâ„¢ Control
The Sky Sliderâ„¢ switch is located between the sun visors
on the overhead console.
Sky Sliderâ„¢ Switch
NOTE: The Sky Sliderâ„¢ switch will operate when the
ignition switch is turned to the O ...