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:
Add-on Electrical Equipment
The OnStar system is integrated
into the electrical architecture of the
vehicle. Do not add any electrical
equipment. See Add-On Electrical
Equipment. Added
electrical equipment may interfer ...
Hitches
The correct hitch equipment helps maintain combination control. Many trailers
can be towed with a weight carrying hitch which simply features a coupler latched
to the hitch ball, or a tow eye latc ...
Engine Heater
The engine coolant heater can provide easier starting and better fuel economy
during engine warm-up in cold weather conditions at or below −18°C (0°F). Vehicles
with an engine heater should ...