ExpiredRM24 OFF Rides with Grab Promo Code December 6, 2017 547 Views RM3 OFF x 8 Grab rides with promo code H24PH when booking a Grab ride. Valid on 6-12 December 2017. For Grabcar, GrabTaxi or JustGrab. Time from 10Am-10PM or up to 6,600 redemption per day. Valid for selected passengers only.