SKYWALKER, HISS - MECHANICAL EJECT HISS

This's a Skywalker Sound sound effect.

Movies

 * Despicable Me (2010)
 * Red Tails (2012)
 * The Sky Crawlers (2008)

TV Shows

 * Star Wars: The Clone Wars (Used often for doors opening)

Audio Samples
In Despicable Me, this's used for the rollercoaster coming to a stop. Often heard in Clone Wars for door opens.