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Forum: TPI
11-18-2013, 08:50 PM
Replies: 23
Views: 2,254
Posted By jlacoste

Re: am I crazy or is this normal?

Yes thats right. I had it backwards. It was early.
Forum: TPI
11-18-2013, 07:09 AM
Replies: 23
Views: 2,254
Posted By jlacoste

Re: am I crazy or is this normal?

Check all of your grounds. If they aren't all on all the way the comouter will stay in a closed loop and not read all the sensors. Remember there is a group of grounds on the fire wall. Also check...
Forum: TPI
06-25-2013, 02:53 PM
Replies: 13
Views: 5,876
Posted By jlacoste

Re: TPI Plenum cleaning

I borrowed some industrial degreaser from work. I filled up a wash tub with it and left the plenum, risers and, lower intake soak for like 3 days then hit real quick with a pressure washer. The whole...
Forum: TPI
06-25-2013, 02:48 PM
Replies: 63
Views: 2,422
Posted By jlacoste

Re: fresh motor,Fuel issues?

Are you having any issues with the engine wanting to die when you put it in gear? and also when you check the timing did you disconnect the brown advance timing wire on the passenger side of the car?
Forum: TPI
11-26-2012, 09:26 AM
Replies: 10
Views: 16,125
Posted By jlacoste

Re: TPI Mass Air Flow sensor issues

Ok so after a long weekend I fixed this problem. I was totally off base. I found 3 wires that had been cut by the PO. They were in the wire harness next to the coil. After tracing them back to the...
Forum: TPI
11-12-2012, 03:50 PM
Replies: 10
Views: 16,125
Posted By jlacoste

Re: TPI Mass Air Flow sensor issues

yeah it's not that big. I can't remember right off the top of my head but it's just enough to pick up the slack on the bigger injectors. you really wouldn't know. Besides the TPI's don't like bigger...
Forum: TPI
11-12-2012, 03:14 PM
Replies: 10
Views: 16,125
Posted By jlacoste

Re: TPI Mass Air Flow sensor issues

TTOP350 I've replaced or blocked off a all vacuum lines and my base idle air is set at stock along with the voltage on the TPS. My TPS sensor voltage is smooth thru WOT maxing out at about 4.7. The...
Forum: TPI
11-12-2012, 08:47 AM
Replies: 10
Views: 16,125
Posted By jlacoste

Re: TPI Mass Air Flow sensor issues

I'm not getting a code 33. The only code that it is throwing is a 45 which lead me to hook it up to my computer. The code 45 only comes on after driving it for about 10 mins and then resets it self...
Forum: TPI
11-09-2012, 08:40 AM
Replies: 10
Views: 16,125
Posted By jlacoste

Re: TPI Mass Air Flow sensor issues

update on this issue. Think I found the problem. I unplug the MAF sensor and the car died. started it back up with the sensor unplugged. My computer was still showing readings coming from the MAF...
Forum: TPI
11-05-2012, 10:15 AM
Replies: 63
Views: 2,422
Posted By jlacoste

Re: fresh motor,Fuel issues?

Have you checked the fuel tank for trash or rust. I had the same issue and went thru about 5 fuel filters and before it cleared up.
Forum: TPI
11-05-2012, 09:40 AM
Replies: 10
Views: 16,125
Posted By jlacoste

TPI Mass Air Flow sensor issues

Ok so I have a 87 IROC with a TPI. Pulled the old 305 and put a new 350 in. car seems to run fine but is using a lot of fuel. calculated 10 mpg. I've got a a really expensive computer and my MAF...
Forum: TPI
10-08-2012, 11:53 AM
Replies: 6
Views: 4,081
Posted By jlacoste

Re: Surging Idle in Drive or Reverse

I had the samething happening on my 87 IROC. I replaced all the vaccum lines and the issue went away.
Forum: TPI
09-15-2012, 08:31 PM
Replies: 4
Views: 909
Posted By jlacoste

Re: Barely holds idle before dying

Yes yes vacuum lines. Just had some issue found some rotted lines so I replace all and added sealant around top of charcoal canister to be safe. Prob solved. Oh also change the fuel filter if you...
Forum: TPI
09-15-2012, 08:28 PM
Replies: 2
Views: 716
Posted By jlacoste

Re: TPI 350 Runs Rough

Check all you Vacuum lines. especially around the charcoal canister. I just had the same issue. It was a rotted rubber hose at canister.
Forum: TPI
09-15-2012, 08:23 PM
Replies: 8
Views: 2,696
Posted By jlacoste

Re: no fuel prime or injector pulse, only runs on starter fluid

I just went through this same issue. PO cut hole above fuel tank to get a pump. I just got some sheet metal and self tapping metal screws. I made sure I put some silicone down and bam instance access...
Forum: Electronics
09-01-2012, 12:37 PM
Replies: 5
Views: 725
Posted By jlacoste

Re: Turn signals and Hazard light issues

Well found the problem. When my teen age son replaced the front driver side turn signal bulb he use the wrong one. Add the junk in the socket and bam short. cleaned and replaced with 2 way bulb no...
Forum: Electronics
08-27-2012, 06:41 PM
Replies: 5
Views: 725
Posted By jlacoste

Re: Turn signals and Hazard light issues

Thanks Lou. Yes I did both of these. That was next plan of attack. I was just hoping not to have to dig into the column. Oh well it'll will be FUN!. I'll let you know what I find.
Forum: History / Originality
08-27-2012, 03:42 PM
Replies: 39
Views: 1,394
Posted By jlacoste

Re: Need To Know If This Is Worth Buying

For $500 This would make a good parts car for the daily driver you want. I did this with a car i'm restoring right now. I've saved way more than the $300 bucks I paid for it. The only issue is what...
Forum: Electronics
08-27-2012, 01:39 PM
Replies: 5
Views: 725
Posted By jlacoste

Turn signals and Hazard light issues

Ok so I'm having some lighting issues with an 87 IROC I'm restoring. When I turn the passenger side turn signal on all is fine but when I turn the driver side on the hazards come on. I have checked...
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