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View Full Version : Missing after installing new coil packs


Redog
09-19-2009, 12:49 PM
I'm not too worried right now, I think it's a "learning curve" thing.

I replaced the coil packs this morning (olds ones were rusted out on 4 of the 6 termails) and it was really easy. I didn't replace the little gaskets thou. The one's in there were fine.

Car starts up a lot better, and was idleing a bit high (1000 v 785) but that has since settled down to about 800 now.

I go on it and as soon as it hit 5 grand, it missed. The tach jumped to 6200, then 6600 :eek: I did it again, and it missed at 4500 and jumped to 5500. When I first drove it after replacing the packs, it missed at 1200 and shot to 2250.

After the miss, I got home (30 seconds after the miss) and damn did I smell a lot of fuel. Not raw fuel, but defently running very rich.

When I replaced my MAF, it had a pretty big learning curve which included a transmission shift from park to reverse which could have broken a mount on a CAT backhoe engine, no lie :eek:

Well I'm off the the car graveyard now to see if I can find parts from my 330 Olds motor. :D

MotorCity
09-19-2009, 12:52 PM
:eek: tht sucks good luck finding the part ;)

bkathsalero
09-19-2009, 01:14 PM
did you replace wire? if the posts were rusted they were probably rusting with the wire. And you broke that connection. Idk it's just a guess, probably not the problem. But just start small and work your way deep? You could also have the ignition module checked

Redog
09-19-2009, 01:54 PM
Well the problem has just gotten 50 times worse.

Normal driving now is plaged with missfires. I pulled over in a parking lot and wiped off all the electrical grease I put on thinking that may be the problem. It didn't miss too much after about 5 miles, but it did try to stall 2 times while sitting at a light :eek:

Fuck it. I'm putting the old coils back on.

Cliff8928
09-19-2009, 02:54 PM
Is the service engine light on yet?

-Alero-
09-19-2009, 03:46 PM
you still havent replaced your ignition module have you.....

if its not the plugs not the wires, not the packs.....you look at the ignition module....

Moderator edit: Okay, things may have gotten out of hand in that other thread, but don't make it worse by being a dink.

bkathsalero
09-19-2009, 03:53 PM
/\/\ it is a possability but rather then just swapping it with a new one. Take it out and run it to autozone for a free test

lvemy3100
09-19-2009, 04:53 PM
check/replace the ICM??

had a major misfire replace wires/plugs/coil packs and nothing changed.. brought the ICM in to have it checked tested fine but I replaced it anyway.. low and behold car runs perfect again.. go figure

-Alero-
09-19-2009, 11:28 PM
check/replace the ICM??

had a major misfire replace wires/plugs/coil packs and nothing changed.. brought the ICM in to have it checked tested fine but I replaced it anyway.. low and behold car runs perfect again.. go figure

isnt that what i said?

rustyballs_69
09-19-2009, 11:33 PM
isnt that what i said?

Thats what I read.

-Alero-
09-19-2009, 11:39 PM
Thats what I read.

i said it on your last thread as well Ken....it was the final post, its down at the bottom of the 3400 threads

Ryan from Ohio
09-20-2009, 08:05 AM
Did you undo the battery for about 15 minutes to reset the computer?

bkathsalero
09-20-2009, 03:28 PM
So granted I don't have the # of posts alot of the members on here have. But I have been undercover on aleromod since April of 07 and I'm beginning to think -alero- is a real d-bag. Why come on to a car specific forum, ask a for help, talk back to everyone trying to help then, be a royal ass to the other members facing a problem.. WTF grow up

Oldsnut
09-20-2009, 04:46 PM
Enough crap. next comes warnings.

Redog
09-20-2009, 10:39 PM
As for the ICM, I'm not going to just go replace a $300 part on a whim. I know it's an easy swap, but for $300 I'm going to make damn sure that's the problem first.

Out of all the reseach I've done v. the symptoms with my car, it's either the ICM or injectors.

Nate's Alero
09-20-2009, 10:42 PM
i can do this at my local AZ:

i can go in, and im pretty friendly with them, they let me try the part and if its the problem, i buy it, and if its not, i can put it back. ask if you can try a new ICM

AleroB888
09-20-2009, 10:45 PM
As for the ICM, I'm not going to just go replace a $300 part on a whim. I know it's an easy swap, but for $300 I'm going to make damn sure that's the problem first.

Out of all the reseach I've done v. the symptoms with my car, it's either the ICM or injectors.

Could anyone post a pic of the exact part (ICM) you need to swap to test it? I'm drawing a blank on this. Maybe I can find one laying around.

Redog
09-20-2009, 10:48 PM
Part number 3

http://www.trademotion.com/schematics/D/DG99165.gif

AleroB888
09-20-2009, 10:55 PM
Part number 3



I think I found it, I'll upload a pic here in a few minutes....

AleroB888
09-20-2009, 11:05 PM
It's in this assembly, huh? This has been laying around a few years, got it in trade from Kwhauck. I can disassemble it further, if you want, check it out a bit more......

http://i493.photobucket.com/albums/rr299/Gflash01/Coilpack-1.jpg?t=1253502038

Redog
09-20-2009, 11:07 PM
That's it.

The ICM is under the coil packs.

They are 5.5 mm bolts on the coils

AleroB888
09-20-2009, 11:17 PM
That's it.

The ICM is under the coil packs.

They are 5.5 mm bolts on the coils

OK, it's getting late where you are, but I'll go ahead and take it apart. If it looks good and doesn't weigh too much, I can send it out priority mail tomorrow. You can use it to test, then send it back. Of course, I have never used it, so can't predict the results. Let me know, pm address...
:)

Redog
09-20-2009, 11:34 PM
Let's hold off on that for a few days.

I'm having surgery tomorrow and I'll be busy the rest of the week, probably won't have the time to get it.

AleroB888
09-20-2009, 11:38 PM
Let's hold off on that for a few days.

I'm having surgery tomorrow and I'll be busy the rest of the week, probably won't have the time to get it.

OK, it'll be here if you need it...Good luck tomorrow.

InFaMoUs_ALERO_210
10-21-2009, 12:47 AM
i replaced #2 &5 like 5 months ago and stopped missing