After performing a rushed vault in a Chase, Cut Loose activates for the next 4/5/6 seconds:

Suppresses both the Loud Noise Notification and the sound effects triggered by rushing to vault.
Successfully performing a rushed vault while Cut Loose is active resets the timer.
Cut Loose has a cool-down of 45 seconds.

Failing a Skill Check while repairing:

Prevents the Generator Explosion.
Applies the default Regression penalty.
Applies an additional Regression penalty of 5/4/3 percent.
Technician reduces the audible range of your Generator-repairing noises by 8 metres.

Increases the Repair speed of any other Survivor by 6/7/8 percent, while you are being chased within 24 metres of the Generator they are currently repairing.

Increases your Recovery rate from the Blindness, Broken, Exhaustion, Exposed, Haemorrhage, Hindered, and Oblivious Status Effects by 20/25/30 percent.
This effect also applies to all other Survivors within 8 metres of your location and lingers for 15 seconds.

Unlocks potential in your Aura-reading ability:
Each time a Generatoris completed, Dark Sense activates:

The Aura of the Killer is revealed to you for 5/7/10 seconds, as soon as they come within 24 metres of you, after which Dark Sense deactivates.

Start the Trial with 3 Tokens:

When a Chest has already been opened, consume 1 Token to rummage through it for an Item.
Rummage through Chests 40/60/80 percent faster.
Rummaging is only available once per Chest.