For cold weather a lower viscosity oil like a 5w-30 is recommended. All oils are tested to certain specifications so any name brand oil is fine. The key is to make sure the oil is changed every 3000 to 5000 miles.
I have had a 1996 Chevy Silverado for 5 yrs. 200k+ miles and I am getting about 13 miles per gallon.
Silverado 1500 gets 16/21
10-14 mpg is what my silverado gets
High Miles
30 miles
3000 miles on oil and filter, Then change
340,000 miles 90% highway
The Chevy Silverado 1500 averaged about 16.5 miles per gallon in 2013. Additionally, it averaged 15.6 miles per gallon in 2012 and 15.3 miles per gallon in 2011, so it has improved in the last few years.
The answer is about 1.5 in a 2001 Chevy silverado 1500
The Chevy Silverado provides a 4-speed automatic transmission. It has V6 cylinders. It has a gas type engine. It's fuel economy is 15/20 miles per gallon.
mine has a 5.7l and it get 12-15 depending on how its driven
15 city and 19 highway.