Engine Idle Fluctuation -what can cause this?

Asked by Jul 01, 2010 at 10:40 AM about the Dodge Dakota

Question type: Maintenance & Repair

Can bad gas cause your rpms to flucuate? say from 700 to 1200 and then back down to 700 repeatedly? What are other possible causes?  

1 Answer

11,965

on my 96 ram 1500 w/360 i had a bad idle air control valve and a bad TPS once i replaced those things i had no issues, but yes bad gas could also cause that

3 of 3 people found this helpful.

Your Answer

Add photo

Related Questions

  • Rough engine idle 25 answers

    Has anyone had this problem with their dodge 3.9L. I'll be driving at cruise speed and I can feel my truck chug, RPM's fluctuate, then goes back to normal. But continuously happens. I had the trucks f...

    2001 Dodge Dakota 2 Dr Sport Standard Cab SB

    -

    Maintenance & Repair

  • dodge dakota idling and dying 74 answers

    My dakota will start then idle down and die. I can pump the gas and it will stay running but if i hold the peddle down or let off it will die. I have replaced the fuel pump, fuel filter, and the idl...

    1994 Dodge Dakota 2 Dr STD Extended Cab SB

    -

    Maintenance & Repair

  • Troubleshooting extremely high engine idle while driving or in nuetral 1 answer

    How can I fix a very high idle even while driving, on my 1997 dodge dakota sport, 2.5 litre engine

    1997 Dodge Dakota 2 Dr Sport Standard Cab SB

    -

    Maintenance & Repair

  • truck idles crazy and misfires 3 answers

    my 93 dodge dakota is acting weird, ive made other posts but i cant find them. this is for anyone who can help (judge roy) helped last time i think. my truck idles hard checking the iac tomorrow, ju...

    1993 Dodge Dakota 2 Dr LE Standard Cab SB

    -

    Maintenance & Repair

  • what causes my idle to fluctuate on my 2006 durango 2 answers

    idle fluctuates on my durango up to 1100 down to300 back to norm 500

    2006 Dodge Durango SLT

    -

    Maintenance & Repair

Search Dodge Dakota Questions

Dodge Dakota Experts

#1 Samantha Brown
Samantha Brown
Reputation 1,030
#2 banana
banana
Reputation 1,010
#3 Snidely
Snidely
Reputation 880
View All

Related Models For Sale

Used Dodge Ram 1500
463 Great Deals out of 11,092 listings starting at $700
Used Ford F-150
2,178 Great Deals out of 206,277 listings starting at $1,499
Used Toyota Tacoma
523 Great Deals out of 40,493 listings starting at $2,495
Used Chevrolet Colorado
218 Great Deals out of 24,186 listings starting at $2,495
Used Ford Ranger
190 Great Deals out of 5,833 listings starting at $1,650
Used Chevrolet Silverado 1500
1,684 Great Deals out of 174,972 listings starting at $1,250
Used Nissan Frontier
296 Great Deals out of 25,124 listings starting at $1,995
Used GMC Canyon
92 Great Deals out of 9,213 listings starting at $2,495
Used Chevrolet S-10
11 Great Deals out of 1,349 listings starting at $1,395
Used GMC Sierra 1500
806 Great Deals out of 67,884 listings starting at $2,484
Used Dodge Durango
268 Great Deals out of 22,662 listings starting at $1,200
Used Toyota Tundra
455 Great Deals out of 34,064 listings starting at $3,200
Used Dodge Ram 2500
153 Great Deals out of 5,233 listings starting at $3,495
Used Dodge Charger
397 Great Deals out of 28,096 listings starting at $1,988
Used Ram 1500
924 Great Deals out of 113,703 listings starting at $6,386

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.