SPONSORED LINKS

2003 Chevy Astro poor gas millage

Tiny
BRYANFISH
  • MEMBER
  • 2003 CHEVROLET ASTRO
  • 6 CYL
  • AWD
  • AUTOMATIC
  • 50,000 MILES
Van is rated 16mpg city 20mpg highway Im getting average 12.5 mpg which is 60%highway 40%city.I also have a 1999 astro same van same engine also all wheel drive and with that one I average 17mpg.
Sunday, November 30th, 2008 AT 11:41 AM

1 Reply

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 108,269 POSTS
Hi:
It could be a problem with an O2 sensor. Have you had the computer scanned for trouble codes? Most nationally recognized parts stores will do it for free. I recommend having it done to see if there are any stored codes.

Let me know what you find.

Joe
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
Tuesday, December 2nd, 2008 AT 4:59 PM

Please login or register to post a reply.

Related Engine Poor Mileage Content

VIEW MORE

Sponsored links