See also:

Emissions Inspection and Maintenance Programs
Some local governments may have programs to inspect the on-vehicle emission control equipment. For the inspection, the emission system test equipment is connected to the vehicle’s Data Link Conn ...

Compass Variance (Zone) Procedure
1. Do not set the compass zone when the vehicle is moving. Only set it when the vehicle is in P (Park). Press the vehicle information button until PRESS TO CHANGE COMPASS ZONE displays. Or, if the v ...

The Inside
Here's where GM has really outdone itself in its new SUVs. Like the Tahoe, the Yukon shows off one of the best interiors GM has ever mustered in a mass-marketed vehicle. All the buttons are of abo ...