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 lights function as a performance up-shift light.
The tracers flash to indicate when to shift to the next higher gear to avoid the engine speed limit.
See Automatic Transmission or Manual Transmission for more information.
See also:
Tires
Tires need to be properly inflated,
rotated, and balanced. Maintaining
the tires can save money, fuel, and
can reduce the risk of tire failure.
- Signs that the tires need to be
replaced incl ...
Memory Features
On vehicles with the memory
package, memory buttons 1 and 2
on the driver door are used to save
and recall memory settings for the
driver seat cushion and seatback,
outside mirrors, and th ...
Connections
OnStar Hands-Free Calling allows calls to be made and received from the
vehicle. The vehicle can also be controlled from a cell phone through the
OnStar mobile app. See www.onstar.com for coverage m ...