See also:

Up-Shift Light
The vehicle may have an up-shift light. It indicates when to shift to the next higher gear for best fuel economy. See Manual Transmission for more information. For the CTS-V, the tracer ligh ...

Arming the System
To arm the system: 1. Open the door. 2. Lock the door with the transmitter. The security light should come on and stay on. 3. Close all doors. The security light should go off after about 3 ...

Under the Hood
A 4.6-liter Northstar V-8 with variable valve timing produces 320 horsepower at 6,400 rpm and 310 pounds-feet of torque at 4,400 rpm. Premium fuel is recommended. The five-speed-automatic transmis ...