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2012 GMC Sierra 15 Hybrid 2WD — 6.0L 8-cyl, CVT automatic, RWD
This 2012 GMC Sierra 15 Hybrid 2WD (6.0L 8-cyl, CVT automatic, RWD) takes regular (87-octane) gasoline. REGULAR
21
MPG combined (20 city / 23 hwy)
$2,950
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
EPA fuel type: Regular · class: Standard Pickup Trucks 2WD · retrieved 2026-06-14.