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Technology
Cadillac CTS Coupe blends handcrafted luxury with a contemporary, driver-focused interior that supports the car's high-performance capabilities. The interior includes hand-sewn accents covering th ...

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. ...

Fuel System Messages
FUEL LEVEL LOW This message displays when the vehicle is low on fuel. Refuel as soon as possible TIGHTEN GAS CAP This message displays when the fuel cap is not on tight. Tighten the fuel ca ...