Manual Transmission
Skip Shift (CTS–V)
Under light acceleration, the transmission will only allow shifting from 1 (First) to 4 (Fourth).
This helps improve fuel mileage.
Under harder acceleration, Skip Shift is disabled, and all gears are available. See Manual Transmission.
See also:
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems. It also
checks the tire pressures, if the v ...
Safety Belt Extender
If the vehicle's safety belt will fasten around you, you should use it.
But if a safety belt is not long enough, your dealer will order you an
extender. When you go in to order it, take the heavie ...
SERVICE BRAKE ASSIST
This message displays if there is a
problem with the brake system.
The brake system warning light and
the antilock brake system (ABS)
warning light may also display on
the instrument panel cl ...