Originally Posted by SFOTerry

Data point: I often book Autoslash rates with Hertz via the Priceline link, and provide my Hertz member number, but the reservation doesn't show under "my rentals" on hertz.com (but sometimes they do). It will always show if I enter the reservation # and pick-up date, but won't "stick" on my list. However, I've recently noticed that they do show up under "my rentals on the Hertz app (android).

YMMV.