What kind of transmission does the 2009 Chevrolet Suburban have?

The 2009 Chevrolet Suburban offered several transmission options depending on the engine choice. Most commonly it had a 4-speed automatic transmission, but some models (likely those with the larger engines) might have had a 6-speed automatic. To know for sure which transmission a *specific* 2009 Suburban has, you'd need to check its Vehicle Identification Number (VIN) or the vehicle's documentation.