If it has a 305 around 15mpg If it has a 350 13-14
About 12 MPG. HWY. 10 in town
A 1987 Chevy Silverado has a 20 gal. fuel tank
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NO.
10-14 mpg is what my silverado gets
My 2005 silverado crew cab /6.0 averages 15.2 mpg
Fuel filter and clean oil may be a good idea, but your 8 to 10 mpg will not change.
19 hwy 15.5 city
how do you replace3 dimmer switch 1987 chevy silverado 4 x 4
depends how you drive it. if its a 1500 you could get 15-18mpg if u don't tromp on it
My 1998 C2500 gets 13-16 mpg.
A 2007 Chevrolet Silverado 1500 gas tank holds 26 gallons of gas. The 1500 gets 14 mpg in the city, and 18 mpg on the highway.