i did a tune up on my jimmy. put new plugs wires and cap truck is running rough.

20

Asked by Sep 08, 2012 at 05:30 PM about the 1994 GMC Jimmy 4 Dr SLT 4WD SUV

Question type: Maintenance & Repair

it ran better before the tune up. any ideas whatts causeing the rough idel

8 Answers

37,015

Check the wires its easy to accidentally cross them

1 people found this helpful.
Best Answer Mark helpful
20

ok thanks ill try it.

1 people found this helpful.
20

john any chance can send the wiring diagram?

1 people found this helpful.
37,015

I'm assuming its a 4.3L The numbers represent the cylinders on each side Passengers side. Driver side 6 5 4. 3 2. 1 Front The distributor being looked at from the front going in a clockwise rotation is numbered 165432 4 5 3 6 2 1

20

sorry to bother you john. heres my e-mail add. baileywilliam87@yahoo.com. thanks again.

37,015

So glad hitting enter didn't paragraph the stuff give me about 20 mins gotta find thebook with the pic

21,855

the 4.3's can be picky with plugs. Best with ACDelco. Did you gap the plugs?

1 people found this helpful.
105

Also try resetting the ecm by either pulling the ECM fuse or disconnecting the battery for 15 mins . Then once hooked back up the ECM will re-adjust the timing etc. according to the new parts performance.

2 people found this helpful.

Your Answer:

Jimmy

Looking for a Used Jimmy in your area?

CarGurus has 159 nationwide Jimmy listings starting at $2,999.

ZIP:

GMC Jimmy Experts

  • #1
    tennisshoes
    Reputation
    330
  • #1
    Andrew Olsen
    Reputation
    330
  • #3
    1oldman
    Reputation
    280
View All

Related Models For Sale

Used Chevrolet Blazer
697 listings starting at $895
Used GMC Sierra 1500
698 Great Deals out of 60,847 listings starting at $1,395
Used Chevrolet Tahoe
525 Great Deals out of 37,767 listings starting at $1,250
Used GMC Yukon
324 Great Deals out of 21,405 listings starting at $2,450
Used Toyota 4Runner
252 Great Deals out of 34,349 listings starting at $1,995
Used Ford Bronco
206 listings
Used Chevrolet S-10
5 Great Deals out of 890 listings starting at $1,500
Used Ford F-150
2,230 Great Deals out of 209,289 listings starting at $1,300
Used Ford Mustang
273 Great Deals out of 37,583 listings starting at $1,350
Used Jeep Grand Cherokee
830 Great Deals out of 75,982 listings starting at $900

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.