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Old 01-05-2008, 05:43 PM
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Re: '93 olds cutlass supreme 3.1 with idle problems

Check and clean your IAC and see if that doesnt clear up the idle.

Quote:
Originally Posted by themindbender
Put everything back together and replaced the front plugs( I will get to the back ones in 6 days when I have time off, I work 13 hour days), used the same wires and cleaned the injectors.
Just doing the front and not the back old plug's, that can make it run very poor-ly.

Quote:
Originally Posted by themindbender
It runs better at a high RPM and idles like crud. I have to put it in a lower gear to and keep the rpms above 2k for it not to start sputtering bad
Does it do this more when you are driving down the road or just sitting idle or at all times ?
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