MPG Problems!

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Jan 28, 2010 | 01:41 AM

Sturmzinck

Thread Starter

Junior Member

Joined: Aug 2009

Posts: 35

Likes: 0

Year: 1998

Model: Cherokee

Engine: Inline 6. 4.0 Liter , E3 plugs

MPG Problems!

Hey guys and i'm sure Ladies, my Jeep got 540 km to a tank of gas, and now im getting 330km to a tank and its not running rich, I drive a inline 6, 4.0 1998 sport cherokee. any ideas?

Jan 28, 2010 | 02:04 AM

trapper

Seasoned Member

Joined: Oct 2009

Posts: 321

Likes: 0

Year: 1990 Renix

Model: Cherokee

Engine: 4.0L

do a complete tune up
-plugs
-wires (spark plug wires)
-air filter
-oil change
-check tire pressure
-check alignment
-o2 sensor

or maybe its just too much of the skinny pedal.. LOL

Good luck

Jan 28, 2010 | 02:43 AM

Sturmzinck

Thread Starter

Junior Member

Joined: Aug 2009

Posts: 35

Likes: 0

Year: 1998

Model: Cherokee

Engine: Inline 6. 4.0 Liter , E3 plugs

cool thanks will do

Jan 28, 2010 | 09:16 AM

JrRifleCoach

Member

Joined: Aug 2008

Posts: 231

Likes: 0

Year: 1992

Model: Cherokee

Engine: 6

Might want to check out this post and a few of the referenced links.

https://www.cherokeeforum.com/f2/ok-...mileage-35439/

Jan 28, 2010 | 10:00 AM

trapper

Seasoned Member

Joined: Oct 2009

Posts: 321

Likes: 0

Year: 1990 Renix

Model: Cherokee

Engine: 4.0L

totally off topic but JrRifleCoach.. I like your quote

"..It does not require a majority to prevail, but rather an irate, tireless minority keen to set brush fires in people's minds.."--Samuel Adams

Jan 28, 2010 | 10:35 AM

jth877

Member

Joined: Sep 2009

Posts: 150

Likes: 0

From: Albany/Saratoga, NY

Year: 1999 Stone White

Model: Cherokee

Engine: 4.0

Depending on where you live, winter gas causes a major decrease in MPGs.

Jan 28, 2010 | 10:40 PM

Sturmzinck

Thread Starter

Junior Member

Joined: Aug 2009

Posts: 35

Likes: 0

Year: 1998

Model: Cherokee

Engine: Inline 6. 4.0 Liter , E3 plugs

Ok guys the truck is fine, its the dam fuel gauge, i noticed when i drive it moves to empty, but when i stop at a light or let my truck sit for a min it gose back up