ILCO H82-PT Transponder Key, Valet (door & ignition only)Chip: TEXAS ID 4C GLASSCross Reference: H72-PTManufacturer: ILCOCompatible With The Following:1998 - 2002 Ford Crown Victoria 2000 - 2005 Ford Excursion 1998 - 2002 Ford Expedition 1998 - 2000 Ford Explorer 2005 - 2006 Ford GT 1999 - 2003 Ford F150/F250 2004 - 2004 Ford F150/F250 Heritage 1996 - 2004 Ford Mustang 1999 - 2000 Ford Ranger 1998 - 1999 Ford Taurus 1999 - 2000 Ford Windstar 2002 - 2002 Lincoln Blackwood 1998 - 2002 Lincoln Continental 1997 - 2002 Lincoln Navigator 1998 - 2002 Lincoln Towncar 1998 - 2002 Mercury Grand Marquis 1998 - 2000 Mercury Mountaineer 1996 - 1999 Mercury Sable 1999 - 2000 Mazda B-Series Pickup NOTE: This transponder key is a valet key. A valet key is essentially a spare key that comes with a vehicle but there are some varieties to the valet key. Brands like BMW and Audi feature valet keys. The valet key will open the car door and start the car but will prevent someone from unlocking the glove box or the trunk