← all 2004 Chevrolet Silverado 2500 HD 2WD CNG trims
2004 Chevrolet Silverado 2500 HD 2WD CNG — 6.0L 8-cyl, Automatic 4-spd, RWD
This 2004 Chevrolet Silverado 2500 HD 2WD CNG (6.0L 8-cyl, Automatic 4-spd, RWD) runs on compressed natural gas. CNG
10
MPG combined (9 city / 11 hwy)
$4,450
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
EPA fuel type: CNG · class: Standard Pickup Trucks 2WD · retrieved 2026-06-14.