Performing the Damage Generator Action on a Generator triggers Nowhere to Hide:

The Auras of all Survivors within 24 meters of your position are revealed to you for 3/4/5 seconds.

When a Survivor heals another  Survivor for one health state at least 32 meters away from the Killer, the Survivor performing the healing action will scream, revealing their location and activating Deathbound for the next 60 seconds.  During that time, the Survivor will suffer from the Oblivious status effect when further than 8 meters away from the healed Survivor.

Oblivious prevents the Survivors from hearing or being affected by the Killers Terror Radious.

Increases the volume of Survivors Grunts of Pain by 25/50/50 percent.
Increases the volume of Survivors regular breathing by 0/0/25 percent.

Gain a notification when a Survivor begins sabotaging a hook.

While carrying a Survivor, see the aura of any survivor within 6 meters of a hook.