usually clean the Idle Control Valve will fix it...

On Mon, Dec 15, 2014 at 10:56 AM, John Lauterbach <john@jhl.mgacoxmail.com>
wrote:
>
> Generally fast idle when cold is not a problem as most nights my '84
> Vanagon sleeps in a heated garage.  It spent this past weekend out in
> the cold in the boondocks of middle Georgia.  Temperature this morning
> was around 30 F.  Van started right away, but no fast idle.  Engine held
> normal idle and sounded rough for first couple of minutes.  Engine oil
> is Mobil 1 15W-50.  What should I look at to get fast idle back?
>
> John
>