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LOw idle and chasing throatle coming to a stop help!

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Old 03-17-2011, 08:33 AM
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Originally Posted by 85CamaroZ28
I just did a search on bad TPS sensors, some people are saying after replacing it they see 8-900 rpms. I guess that's about right? Maybe us resetting it just got it back to a decent running point.

Does yours shift kinda hard when you go from park to drive or park to reverse?

I'm not going to be able to work on mine for the next few days but hopefully I can try this out soon. If you happen to get to it lmk
I dont think park to reverse shifts hard but i know first to second is... but that is probably just bc of the low idle... how much does a tps sensor run? i might try it.
Old 03-17-2011, 12:05 PM
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Originally Posted by firehawk68mcleod
I dont think park to reverse shifts hard but i know first to second is... but that is probably just bc of the low idle... how much does a tps sensor run? i might try it.
I think they're around $35. There is one at a local parts store and if I can get off early enough today I may have some time to work on it.
Old 03-17-2011, 12:38 PM
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Originally Posted by 85CamaroZ28
I think they're around $35. There is one at a local parts store and if I can get off early enough today I may have some time to work on it.
OK, im going to check my local parts stores and see if they have them in stock.. last time i went looking for an iac sensor everyone including gm had to order it...
Old 03-17-2011, 01:08 PM
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Originally Posted by firehawk68mcleod
OK, im going to check my local parts stores and see if they have them in stock.. last time i went looking for an iac sensor everyone including gm had to order it...
So have you replaced the IAC sensor? That was going to be my next step after TPS
Old 03-17-2011, 03:31 PM
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Originally Posted by 85CamaroZ28
So have you replaced the IAC sensor? That was going to be my next step after TPS
A guy gave me a iac so i swapped them and no difference...
Old 03-17-2011, 08:13 PM
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Just replaced it. Seems a ton better. I was sitting at a light and it was right at 700 rpms and didn't bog or search for idle. i think I've got it but I didn't drive it very far. I will get it warmed up tom and I have to make a 2.5 hr trip and I'll let you know how it goes.
Old 03-17-2011, 10:34 PM
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Originally Posted by 85CamaroZ28
Just replaced it. Seems a ton better. I was sitting at a light and it was right at 700 rpms and didn't bog or search for idle. i think I've got it but I didn't drive it very far. I will get it warmed up tom and I have to make a 2.5 hr trip and I'll let you know how it goes.
sweet ... i cleaned my sensors they seemed dirty and reset the tps again .. and i started up and let it run for a few minutes and it seemed to run better,,, around 700rpms, but i think im going to replace that sensor .. where did you pick it up from
Old 03-18-2011, 07:53 AM
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Originally Posted by firehawk68mcleod
sweet ... i cleaned my sensors they seemed dirty and reset the tps again .. and i started up and let it run for a few minutes and it seemed to run better,,, around 700rpms, but i think im going to replace that sensor .. where did you pick it up from
Yeah nevermind. I actually let it warm up this morning driving it and didn't notice any difference when I came to a stop. Which sensors did you clean? The only difference in the new TPS I got and my old one was the middle piece seemed loose, like it would wiggle around but it was clean. Idk what else to look at. I really need to just buy my headers and go get it tuned...
Old 03-18-2011, 05:31 PM
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Originally Posted by 85CamaroZ28
Yeah nevermind. I actually let it warm up this morning driving it and didn't notice any difference when I came to a stop. Which sensors did you clean? The only difference in the new TPS I got and my old one was the middle piece seemed loose, like it would wiggle around but it was clean. Idk what else to look at. I really need to just buy my headers and go get it tuned...
JUst which ever ones i could get too...the intake ones had some dirt grim on them.. but i havent drove my car very fair yet so i may still have the same problem...
Old 03-18-2011, 09:12 PM
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I just got done driving and it's the same.idling low and everything.
Old 03-18-2011, 10:05 PM
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[QUOTE=85CamaroZ28;14657918]I just got done driving and it's the same.idling low and everything.[/QUOte

I will drive mine tomorrow and see if its any better.... is your car an auto. did ur problems happen all the sudden or over time
Old 03-18-2011, 10:40 PM
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maybe remove and clean out your IAC .
Old 03-18-2011, 11:22 PM
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Originally Posted by garygnu
maybe remove and clean out your IAC .
I already did .. plus i replaced it with a nother one ... but the other guy could try that.. sounds liek that is the only thing he hasnt dont yet..
Old 03-19-2011, 01:35 AM
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I took out the iac and it looked pretty clean but I will wipe it off and reset it. I will try cleaning the iat too. I drove it around tonight and it feels like it's going to fall on it's face and was even stuttering when I accelerate from a stop. I haven't touched anything but the tps before I drove it and even ran a new rs Camaro and my car still pulled away hard. It's driving fine just idling weird and shifting hard from park to reverse and drive but I think that's a u joint. The screw got turned slighty when I took out the tps but I set it back where it was when I put the tps back in.
Old 03-19-2011, 01:53 AM
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[QUOTE=firehawk68mcleod;14658115]
Originally Posted by 85CamaroZ28
I just got done driving and it's the same.idling low and everything.[/QUOte

I will drive mine tomorrow and see if its any better.... is your car an auto. did ur problems happen all the sudden or over time
Yeah its an auto and it's been like this for a while. Resetting the iac Helped a little
Old 03-19-2011, 07:49 AM
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[QUOTE=85CamaroZ28;14658746]
Originally Posted by firehawk68mcleod

Yeah its an auto and it's been like this for a while. Resetting the iac Helped a little
IS it the same steps to reseting the iac as the tps/
Old 03-19-2011, 08:10 AM
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are you guys getting any ses lights? scanned for codes?
Old 03-19-2011, 11:04 AM
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No lights or codes
Old 03-19-2011, 03:29 PM
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NO sevice light here either... there was before bc i had no cats... but the battery went dead this winter... so the service light reset.. but i have been driving it for a few weeks now and the light hasnt came on yet..
Old 03-22-2011, 05:42 PM
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OK ... i just got a code last night... it says bank 2 cat system.... now i dont have any cats ... but i do have all four oxygen sensors installed... an i figured it woul throw a code an maybe run rich... but i did the exhaust a year ago and and it ran fine for 3/4 of the year.... but i wanna know why only bank 2 is showing up.. an not both sides of the cat system.


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