gm idle valve

[Bernd Felsche]

elcamino73 tapped away at the keyboard with:

> I believe that for carbon and the like that carb cleaner is much
> more suited to the job. I don't believe that  brake cleaner is
> more aggressive. (Check the contents out on the back of the cans)
> I'll use it when just the opposite results are desired

Stuff like hydroflouric acid in the brake cleaner I had.
Pretty aggressive by any standard. Carb cleaner is mainly
low-density HCs.

>     ---- Original Message -----
> From: "Bernd Felsche" <bernie at innovative.iinet.net.au>
> > Peter Gargano tapped away at the keyboard with:
> >
> > > Ludis Langens wrote:
> > > >
> > > > It is a stepper motor.
> >
> > > I've often wondered what the correct procedure for re-lubricating
> > > these Idle Air Conttrol (IAC) valves is? I've recently had two get
> > > "sticky" and I've just swapped them for newer ones, rather than
> > > cleaning and lubing. Anyone got some well tried tips?
> >
> > I've had the idle stabilizer in my Golf (it's an oscillating type)
> > out once every year of so for cleaning - after buying a replacement
> > after two year ($450!!). So I thought it worthwhile to try to keep
> > it clean. The replacement valve has held up now for about 8 years.
> >
> > First of all; clean the bugger. A good soaking in carby cleaner.
> > (Some people say brake cleaner is better; it might clean faster but
> > seems way too agressive.) Send an apprentice down to the corner shop
> > and buy a Magnum Classic icecream.  Enjoy.

[snip]
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