2012 GMC Canyon Owner's Manual - Page 112

5-4 . Instruments and Controls To adjust for compass variance: 1. Find the current location and variance zone number on the following zone map. The compass does not display the correct heading and the compass zone variance is set correctly. Clock AM-FM Radio Press and hold HR until the correct hour displays. Press and hold MN until the correct minute displays. There is an initial two-second delay before the clock goes into time-set mode. To display the time with the ignition off, press RCL, HR, or MN. To calibrate, CAL must be displayed in the mirror compass windows. If CAL is not displayed, press and hold Y b / O for several seconds or until CAL is displayed. The compass can be calibrated by driving the vehicle in circles at 8 km/h (5 mph) or less until the display reads a direction. Radio with CD (MP3/WMA) Press and hold the HR button until the correct hour displays. Press and hold the MN button until the correct minute displays. The time can be set with the ignition on or off. 2. Press and hold Y b / O until Z and/or a zone number displays. 3. Press Y b / O repeatedly until the new zone number displays. After you stop pressing the button, the display shows a compass direction within a few seconds. To synchronize the time with an FM station broadcasting Radio Data System (RDS) information, press and hold the HR and MN buttons at the same time until RDS TIME displays. To accept this time, Compass Variance The mirror is set to zone eight. If you do not live in zone eight or drive out of the area, the compass variance needs to be changed to the appropriate zone.