Ours opens easily on one side, but really stiff on the other. It does get easier over time, though. What I do is open the easy side, and then run my fingers under it to help pry the other side open. It's not perfect, but it does work.
Geoff & Jill
& Sierra, the little white monster
2013 Ford F-150 XTR SC Ecoboost
2015 Jayco Jay Flight 24FBS