Tachometer
The tachometer displays the engine speed in revolutions per minute (rpm).
See also:
Pickup Conversion to Chassis Cab
We are aware that some vehicle owners might consider having the pickup box removed and a commercial or recreational body installed. Owners should be aware that, as manufactured, there are differences ...
Exterior Lamp Controls
The exterior lamp control is on the turn signal/lane change lever.
(Exterior Lamp Control): Operates
the exterior lamps. Turn to one of the following positions:
(Off): Briefly turn to this pos ...
TTY Users
OnStar has the ability to communicate to the deaf, hard-of-hearing, or speech-impaired customers while in the vehicle. The available dealer-installed TTY system can provide in-vehicle access to all of ...





