As garagerog says get it to the dealer, are you under warranty?
Checking the fluid is always a good idea.
If you have a V-6 you have a dipstick, 4 cyl is more involved.
In any case get it looked at before you fry your trans.
It's possible it could be something else.
2014 Equinox LTZ FWD 3.6L. V-6 (LFX)
GM6T70 Transmission-Gen II(M7W)
Crystal Red Tintcoat-Brownstone Leather-(FE2) Suspension-18" Wheels
Build Date: Nov. 04, 2013-Delivery Date: Nov. 25, 2013