Fluids
Proper fluid levels and approved fluids protect the vehicle’s systems and components.
See Recommended Fluids and Lubricants on page 11‑12 for GM approved fluids.
• Engine oil and windshield washer fluid levels should be checked at every fuel fill.
• Instrument cluster lights may come on to indicate that fluids may be low and need to be filled.
See also:
Adding and Removing Categories
Categories cannot be added or removed while the vehicle is moving faster than 8 km/h (5 mph).
To add or remove a category:
1. Press the MENU button.
2. Press the softkey located below the XM CAT ta ...
Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...
Radio Messages
Calibration Error: The audio system has been calibrated for the vehicle from the factory.
If Calibration Error displays, it means that the radio has not been configured properly for the vehicle and i ...