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Old Jun 25, 2004 | 04:34 PM
  #1  
junior17817's Avatar
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Joined: Jun 2004
Posts: 2
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From: Richford NY
Car: 85 T/A
Engine: TPI 305
Transmission: junk 700 r4
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i just bought an 85 T/A with a TPI 305. The problem: the motor has a radical idle. it goes from 900rs to 400 then back up then it stalls. When I put it into gear it stalls. But it revs up like normal. It does the up down thing all through the rpm range. I cant seem to figure it out. and it sux cuz i really want to drive this car. any help would greatly be appreciated. Thanx
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Old Jun 26, 2004 | 02:12 PM
  #2  
8Mike9's Avatar
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Joined: Jul 1999
Posts: 5,183
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From: Oakdale, Ca
Car: 89 IrocZ
Engine: L98-ish
Transmission: 700R4
Welcome to thirdgen.org!!

Could be a faulty IAC, or one of the IAC control parameters...TPS, CTS, etc...do a search for IAC and see what pops up.

Could also be an indication of a MAF issue, disconnect the electrical connection on the underside of the MAF and see if it smooths out...lots of possibilities and a "search" will yeild a lot of results.
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Old Jun 27, 2004 | 07:23 PM
  #3  
junior17817's Avatar
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Junior Member
 
Joined: Jun 2004
Posts: 2
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From: Richford NY
Car: 85 T/A
Engine: TPI 305
Transmission: junk 700 r4
if i unplug the maf it dont run at all
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