rpm goes up and down. Sometimes engine goes off. Somebody have a idea why ?

Asked by Nov 10, 2010 at 07:03 AM about the 1999 Ford Expedition 4 Dr XLT 4WD SUV

Question type: Maintenance & Repair

4.6 ltr engine.

1 Answer

Bad EGR or throttle position scensor.

Your Answer

Add photo

Related Questions

Search Ford Expedition Questions

Ford Expedition Experts

#1 T_S_T
T_S_T
Reputation 1,920
#2 Larry Sturgis
Larry Sturgis
Reputation 1,360
#3 lightGear
lightGear
Reputation 1,030
View All

Related Models For Sale

Used Ford Explorer
929 Great Deals out of 63,165 listings starting at $799
Used Chevrolet Tahoe
588 Great Deals out of 33,583 listings starting at $1,375
Used Chevrolet Suburban
281 Great Deals out of 19,487 listings starting at $1,999
Used Lincoln Navigator
95 Great Deals out of 5,590 listings starting at $1,900
Used Ford F-150
2,133 Great Deals out of 191,027 listings starting at $290
Used GMC Yukon
425 Great Deals out of 20,532 listings starting at $1,495
Used GMC Yukon XL
226 Great Deals out of 12,588 listings starting at $1,495
Used Cadillac Escalade
205 Great Deals out of 10,911 listings starting at $2,495
Used Ford Excursion
12 Great Deals out of 805 listings starting at $1,999
Used Dodge Durango
286 Great Deals out of 21,043 listings starting at $1,125
Used Ford F-250 Super Duty
337 Great Deals out of 43,838 listings starting at $1,450
Used Toyota 4Runner
227 Great Deals out of 19,591 listings starting at $2,300

Used Cars For Sale

2017 Ford Expedition For Sale
26 Great Deals out of 14,310 listings starting at $26,995
2016 Ford Expedition For Sale
125 Great Deals out of 1,701 listings starting at $26,650
2015 Ford Expedition For Sale
14 Great Deals out of 590 listings starting at $19,995
2014 Ford Expedition For Sale
41 Great Deals out of 760 listings starting at $14,995

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.