1993 Oldsmobile Silhouette Owner's Manual - Page 89

If the outside temperature 37"F (3"C) is or lower when you turn on the ignition, The outside air temperature and the display. compass are displayed at the front of the ICE will appear briefly on the It's there to caution the driver that road overhead console. The control switches conditions may be icy and that are located to the left of the display. appropriate precautions should be taken. Turn the display on off by pressing or Compass Variance: Compass Calibration: the ON/OFF switch. Display the temperature in either degrees Fahrenheit The compass is self-calibrating,so it Variance is the difference between (English) or Celsius (metric) by pressing does not need to manually set. magnetic north and geographic north. In be the USIMET switch. However, when your Silhouette is new, some areas the difference between the the compass may function erratically. If two can be great enough to cause false compass readings. If this happens, it does, CAL (Calibration) will appear on the display.To correct the problem, follow these instructions to set the variance for your particular location: drive in a complete 360" circle three times, and the compass willfunction 1. Locate your locationon the zone normally. map. Note your zone number. Temperature and Compass Display 87