A garage or shed where vehicles are stored; can also refer to depots for trains or buses.
車を車庫に入れて鍵をかけた。
I put the car in the garage and locked it.
その駅には古い車庫がある。
That station has an old depot/garage.
雪が降ったので車庫から車を出せなかった。
Because it snowed, I couldn't get the car out of the garage.