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Cant get car to idle to save my soul.

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Old

Mar 20, 2001 | 02:24 PM

#1

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iTrader: (8)

Joined: Jan 2000

Posts: 3,968

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From: Macedonia ,OH

Car: Formula

Engine: 6.0 LSX

Transmission: 4L60E

Axle/Gears: 9 Bolt 3:27

Cant get car to idle to save my soul.

i ground out iac for 30 secs pull out connector, turn car on , get it to idle at 550 turn off car, plug it back in and wham 1400 RPM idle whats gives? TB is a 52 mm IAC area is spotless. no carbon no anything. Any suggs?

Old

Mar 20, 2001 | 03:02 PM

#2

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Joined: Nov 2000

Posts: 49

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Aren't you suppost to adjust your TPS at the same time you change your minimum air? The idle may be correct, but the TPS or the throttle stop screw may be making it go higher.

Just a thought...

Old

Mar 20, 2001 | 03:04 PM

#3

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Supreme Member

iTrader: (8)

Joined: Jan 2000

Posts: 3,968

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From: Macedonia ,OH

Car: Formula

Engine: 6.0 LSX

Transmission: 4L60E

Axle/Gears: 9 Bolt 3:27

naw did that too set it at .54 Thanks anyways.

Old

Mar 21, 2001 | 06:26 AM

#4

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Joined: Oct 2000

Posts: 405

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From: Gulf Coast

Car: 1988 Trans Am GTA

Engine: 5.0 TPI

Transmission: TH700-R4

Axle/Gears: 3.27

Did you check the baseline timing? Sometimes if it is too advanced it might tend to idle high.

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