Based on data from 231 vehicles, 8,548 fuel-ups and 2,363,023 miles of driving, the 2003 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.95 with.
2001 2500HD,6.0, Automatic transmission. Just bought used. When accelerating truck feels like its under load. Is this normal for this truck? How does yours feel.
View detailed gas mileage data for the 2003 Chevrolet Silverado 2500HD. Use our handy tool to get estimated annual fuel costs based on your driving habits.
Dec 31, 2004 – View Poll Results: LB7 Duramax local driving fuel economy (55-65 mph). 2002 GMC 2500HD CC/SB 4×4 D/A
\”The Duramax Diesel Knows how to be. 2003 LB7 D/A with Magnaflow 4″ exhaust and K&N air filter. No big deal but my old 6.5L chevy never saw this big a drop summer to winter.
Ay my chevy Silverado 2003 2500 duramax Suntimes die when I first started in the morning, a half minute after I started it? It won’t start again until I hand pump fuel.
whats the gas mileage for a 2003 Chevrolet Silverado 2500HD Crew Cab 4×4 with 74500k 6.0 liter – just wondering what the gas mileage should be for this t.
Aug 19, 2008 – I’m in the market for a used Duramax/allison crew cab again. in MPGs from the Duramax/Allison power plant in 4×4 Chevy/GMC crew cabs. My “07” 2500 HD with Edge with Attitiude chip gets a steady 19.2 on the hwy.<.
- 2003 Chevy 2500 Duramax
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Common problems and issues we see in the shop with the 2001-2004 LB7 Duramax Diesel…