The 2009 GMC Yukon runs on regular unleaded.
The 2009 GMC Savana runs on regular unleaded.
The 2009 GMC Acadia runs on regular unleaded.
The 2009 GMC Canyon runs on regular unleaded.
The 2009 GMC Yukon-Hybrid runs on regular unleaded.
The 2009 GMC Sierra-2500HD runs on regular unleaded.
The 2009 GMC Sierra-3500HD runs on regular unleaded.
The 2009 GMC Savana-Cargo runs on regular unleaded.
The 2009 GMC Yukon-XL runs on regular unleaded.
The 2009 GMC Sierra-1500-Hybrid runs on regular unleaded.
The 2009 GMC Yukon has a 4-speed automatic.
The 2009 GMC Savana has a 4-speed automatic.