Maybe the howl is the serp belt when cold. Putting the def. on turns on the A/C comp.

Maybe it's time to replace the belt. smile

"My Name is Richard. I am a Contouraholic."
1999 SE Sport Duratec ATX Spruce Green; Drop--In K&N Filter; VentShades;
Fog Lamp Fix Mod & PIAA510s with Bumper Braces & Stock Type aiming screw mod;
PIAA 9006 Super White Headlamps
AIWA CDC-MP3 HU; WeatherTech Mats
Viper 600ESP w/Remote entry