Gas Milage


Asked by Mar 14, 2011 at 04:29 PM about the 1997 Plymouth Grand Voyager SE FWD

Question type: Maintenance & Repair

My Gas milage has gone from 23-25 on the hwy.(back when the van had 80,000miles)
I now get 17-19 miles to the gallon on the hwy. (175,000miles on the van)

It has top of the line sparkplugs and wires 10,000 miles ago.
What do i need to do to get the milage back up ?????
thanks to any one who knows......Al

2 Answers


this could be a number of problems. could have a plugged cat. O2 sensor going bad but not to the point where its sending a check engine code. bad fuel injectors possibly?


Thank you i cleaned the valve body when i put new plugs in & i have used the lucas injector cleaner 2 containers so far. i did not think or know of the O2 sensor problem, does that work ? what is the function of the O2 sensor....thanks for the help have you ever heard of the gas milage getting this bad ???

Your Answer:

Plymouth Grand Voyager Experts

  • #1
  • #2
  • #3
View All

Related Models For Sale

Used Dodge Grand Caravan
257 Great Deals out of 29,486 listings starting at $1,900
Used Plymouth Voyager
34 listings
Used Chrysler Town & Country
267 Great Deals out of 12,365 listings starting at $1,550

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.