← all 2004 GMC Sierra 1500 AWD trims
2004 GMC Sierra 1500 AWD — 6.0L 8-cyl, Automatic 4-spd, AWD
This 2004 GMC Sierra 1500 AWD (6.0L 8-cyl, Automatic 4-spd, AWD) takes regular (87-octane) gasoline. REGULAR
13
MPG combined (12 city / 16 hwy)
$4,800
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
EPA fuel type: Regular · class: Standard Pickup Trucks 4WD · retrieved 2026-06-14.