LIM Gasket

Started by LukeZ34, January 16, 2006, 12:36:53 PM

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R Dubya

if you are losing coolant you would most likely smell it Luke, or you would know that it is leaking at least.  Is it low or has it been low on coolant in the last 3 months?  Could be the weather/cold causing condensation with the temperature dropped.  Maybe check the PCV valve if it hasn't been changed..  :?:
Ryan Warren
'89 TGP
It doesn't run anymore.

Prospeeder

Quote from: LukeZ34
Quote from: Invasion1

do you still have the clip that holds the rubber into the TB Vac Port?

Aw hell no..  :lol:
I wish I did, I can't push in to boost very far right now because the damn thing pops out!

I still have that, lol!!
1990 TGP Chipped RU-1390 K&N
2001 Audi S4 Stage 2
1999 VW Beetle
1997 BMW 740iL

Invasion1

I think i have a few extras....

dunno if GM still carries them or if there on the discontinued list..

Maybe Ryan would know?

LukeZ34

Last I heard they were discontinued. But if you have one, let me know how much I would owe you to send me one.
I don't think the rubber fitting on this new kit will be popping out anytime soon though. It's a pretty tight fit.
Former owner of 2 TGP's..


2006 Pontiac Grand Prix GXP -41k, Transgo Shift kit, auxiliary trans cooler, DiabloLew Tuned.

1987 Suzuki Samurai JX Tintop - Weber DGV5E carb, 2" exhaust, Calmini Header, 162k

R Dubya

from what GMpartsdirect.com say its still available.. I'm going to look into it tomorrow anyway, I will post any info I find.
Ryan Warren
'89 TGP
It doesn't run anymore.

GangstGP

a thin film of black rtv silicone will stick it there for a while.

Or blue probly
daily driver: 1990 Turbo Grand Prix 180k miles
backup car: 1990 Turbo Grand Prix 118k miles
spare parts: TGP motor and tranny from a red '89

LukeZ34

I pulled the ECM fuse for about 10 minutes and finally got it to idle properly tonight, that is until it warmed up. All of a sudden the idle started going up and down, for a couple of minutes. It never stalled, but it came close a couple of times. It eventually evened out after a while, but idled slightly higher than it did earlier.
I ohmed the injectors at the harness by the ECM after shutting the car down, ended up with 4.5 ohms, and 4.4 ohms on each bank. I'm gonna ohm them tomorrow when their cold to see if there's a difference.

I've got a datamaster scan that shows exactly where it started acting up. Can someone view that and decipher what it's doing when it acts up?
http://www.lukez34.com/hostedpics/tgp/tgpidle2.uni
Former owner of 2 TGP's..


2006 Pontiac Grand Prix GXP -41k, Transgo Shift kit, auxiliary trans cooler, DiabloLew Tuned.

1987 Suzuki Samurai JX Tintop - Weber DGV5E carb, 2" exhaust, Calmini Header, 162k

GangstGP

when it acts up, pull the plug and put it back in on the IAC motor.  they act up from time to time. If you need to replace it, its a dealer item for sure.
daily driver: 1990 Turbo Grand Prix 180k miles
backup car: 1990 Turbo Grand Prix 118k miles
spare parts: TGP motor and tranny from a red '89

R Dubya

so I checked today and 10114903 is still a good # so I'm going to order 3 or 4 of them just to have around for myself and maybe someone else.  I will post to see if they are still available after I order, sometimes you don't find out until they are ordered that they are disco.
Ryan Warren
'89 TGP
It doesn't run anymore.

Invasion1

I will take a look at that UNI. file for ya Luke

if ya get a chance can you do 2 more for me?

one startup without touching the gas pedal for about a minute and then another one startup and then holding it as best you can at 2000 RPM with the pedal?

i can get a better idea that way but i will look at this one after supper for ya  8)

and before that i agree with GangstGP about the IAC and its avaliable aftermarket but i would go deal on it for quality purposes.

Ryan whats GM charge us commoners for those Plastic TB thingys?

R Dubya

let me sell it to you!!  :lol:   My cost is a little less than $14, so judging by the 1.6 rule I would say around $23.  Anyone want one? I may be able to help...  :wink:

first off let me see if they are still available.  post it tomorrow.
Ryan Warren
'89 TGP
It doesn't run anymore.

Invasion1

I will pass cause i have 2 extra  :wink:

LukeZ34

Here's the next scan. The 2 runs are on this one file.
First run, I started it on a cold engine, let it run till I shut it off. Any changes to the idle were done by the car itself.

Second run, started the car, let it idle down, then held the throttle at 1900 RPM, and then pushed to 2000 RPM. I held the throttle constant and it did not move, all the changes you see in the idle while it was at 2000 RPM was done by the car, not by me.
After the high idle, I let it idle down, and kept my foot off of the pedal. Looking at the idle graph you can see where I let off the pedal, and where the car started acting up on it's own again almost instantly after it idled down.

WTF is up with this thing? Why does it spaz out like this?

http://www.lukez34.com/hostedpics/tgp/TGPidle_2runs.uni
Former owner of 2 TGP's..


2006 Pontiac Grand Prix GXP -41k, Transgo Shift kit, auxiliary trans cooler, DiabloLew Tuned.

1987 Suzuki Samurai JX Tintop - Weber DGV5E carb, 2" exhaust, Calmini Header, 162k

LukeZ34

I had to button the car back up this morning and drive it to work since Jess needs the Samurai this afternoon.
I did a scan on the drive to work.

The first 40 seconds the car idles around 2k RPM, TPS was showing a reading (5.1%) as the throttle being open, even though it wasn't.
Pulled the ECM fuse for about 15 seconds, put it back in, started the car up, TPS reading was Zero. (WTF?)
Drove the car to work.
It stalled once when I was a little over half way there. If you can zoom in on the Datamaster Graph you'll see at random places where while driving, the idle will dramatically drop a couple of times, but then recover with no problem even with your foot on the pedal. This is a typical scenario of driving around in this car, some weird shit always happens while driving.

I can't tell if these phantom problems are an electrical problem or a mechanical problem? I'm completely baffled.

http://www.lukez34.com/hostedpics/tgp/tgpdrive.uni
Former owner of 2 TGP's..


2006 Pontiac Grand Prix GXP -41k, Transgo Shift kit, auxiliary trans cooler, DiabloLew Tuned.

1987 Suzuki Samurai JX Tintop - Weber DGV5E carb, 2" exhaust, Calmini Header, 162k

GangstGP

I cleaned the TB/EGR/IAC and it had a bad hair day 1 time after that, but it corrected itself.  I had to restart the car three times,wouldnt hold an idle then put it in reverse, limped backwards to its parking spot. came back later that day and ran great. It was an old IAC off my parts car. I had to take off the made in mexico one because I only use dealer or oem parts lately.
daily driver: 1990 Turbo Grand Prix 180k miles
backup car: 1990 Turbo Grand Prix 118k miles
spare parts: TGP motor and tranny from a red '89