Automatic Transmission

See also:

Audio Output
Only one audio source can be heard through the speakers at one time. An audio source is defined as DVD slot, CD slot, XM, FM-AM, front auxiliary jack, USB port, or rear auxiliary jack. Press the O b ...

Storing a Flat or Spare Tire and Tools
WARNING Storing a jack, a tire, or other equipment in the passenger compartment of the vehicle could cause injury. In a sudden stop or collision, loose equipment could strike someone. Store all these ...

Vehicle Overview
GM says the Sierra 1500 Hybrid's gasoline V-8 and electric motors team up for an overall mileage improvement compared with the regular Sierra. The Sierra Hybrid is only available as a rear- or fou ...