Make sure they're unlocked first of all. I agree, tug on them a bit to see if that dislodges them. The motor could be weak or bad as well. I've seen these awnings settle next to the unit in an overlap fashion, causing them to stick.
2013 Jayco Eagle 328 RLTS
2021 Keystone Montana 3121RL
2013 F350 6.7L 4x4 CCLB
W/Air Lift air bags (front & rear)
Equal-I-Zer™ WDH & B&W Companion