The 2004 GMC Yukon-XL has 16 valves.
The 2004 GMC Yukon has 16 valves.
The 2004 GMC Savana has 12 valves.
The 2004 GMC Canyon has 16 valves.
yes it is 6X5.5
The 2004 GMC Savana-Cargo has 12 valves.
The 2004 GMC Sierra-2500HD has 16 valves.
The 2004 GMC Sierra-1500 has 12 valves.
The 2004 GMC Savana has overhead valves (OHV).
The 2004 GMC Yukon has overhead valves (OHV).
The 2004 GMC Sierra-1500 has overhead valves (OHV).
The 2004 GMC Savana-Cargo has overhead valves (OHV).
The 2004 GMC Sierra-2500HD has overhead valves (OHV).