Most autos have this info in the engine compatment somewhere. Take a good look everywhere. If really serious on working with you car, get a book involving your car at the auto parts store. Worth every penny and avoids simple maintenance questions on the internet.
diagram for 2003 grand marquis belt installation
call the Pontiac delearship or sometimes find them in the owner manuals
should be under the hood; you just have to know whether yours has a/c and or air pump in order to change it. If not you may want to look into getting a repair manual from oyur local parts store.
Should be a placard under the hood somewhere with a diagram of the belt routing. If it is missing then look in your owners manual.
It's on the radiator shroud or brace, on the right of the fan.
www.autozone.com look for specs and or parts location
SHOULD BE ON THE FRONT MOLDING UNDER THE HOOD....WHERE IT SAYS WHAT SIZE ENGINE YOU HAVE
Under the hood, up towards the windshield, on the passenger side, above the front wheel. There is a diagram there. Try a google search of auto parts or Pontiac Grand Prix belts
Go to www.autozone.com and look under specifications, belt routing. On a 1989 Dodge Grand Caravan, the diagram is on the side of the engine where the S-belt is located.
how to replace a serpentine belt on 1992 grand am 2.3l
Usually right there under the hood. If not, get a motor manual for same vehicle.
look on the support braket on top of the radeator(sorry cant spell)u will find it their