If its a v-8 approx. one gallon is the amount left (17-20 miles) City or Highway.
The 2004 GMC Sierra-2500HD has rear wheel drive.
The 2004 GMC Sierra-1500 has rear wheel drive.
usually i have 3 gallons of gas left.. maybe about 50 miles
The EPA range estimate for the 2004 GMC Sierra-2500HD is N in the city, A on the highway.
The EPA range estimate for the 2004 GMC Sierra-1500 is 364 mi. in the city, 494 mi. on the highway.
80 miles on highway give it a try and let me know how it turns out
The 2004 GMC Sierra-2500HD has 16 valves.
The 2004 GMC Sierra-1500 has 12 valves.
The 2004 GMC Sierra-1500 has a V6 engine.
The 2004 GMC Sierra-2500HD has a V8 engine.
The 2004 GMC Sierra-1500 is a gas-powered vehicle.
The 2004 GMC Sierra-1500 has overhead valves (OHV).