Compatible with: 2002 Lincoln Blackwood; 2000-02 Lincoln LS; 2003-04 Lincoln Navigator; 1999-02 Mercury Cougar; 2005-08 Mercury Mariner; 2001-03 Mercury Mountaineer
The E-GR vacuum modulator is a component found on some E-GR systems whose function is to control the flow of the E-GR system by using a vacuum operated diaphragm to increase or decrease E-GR flow.
Please check the YEAR/MAKE/MODEL refer to PRODUCT DESCRIPTION carefully to make sure it's fits