<< Is this a new number for a 747? > application is a 90 astrovan 4.3. > 16144288 >> It is a separate number, with no x-refs, but the applications look very similar to the 747. Maybe pinouts are different(?) It must haven been used with the "hydrualic ash tray" option. 87-92 Astro 90-91 Bravada, s10, Jimmy 90-91 Gasoline Vans & Pickups Cheers, Mike V