Those who spend (in charity) of their goods, by night and by day,in secret and in public, have their reward with their Lord: on them shall be no fear, nor shall they grieve. (2:274)
IAGD personally does not handles the car donation but rather utilizes the services of Charity Motors. Please visit the following website to schedule your car donation and in the lable where is says "Designated Charity, if any:" enter/type "IAGD" as your prefered choice.
http://www.charitymotors.org/howtodonate.html
Jazakallah for your donation.