Module, Ignition Node: Description
WARNING: This page is about a different car, the 2017 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
The Ignition Node Module (IGNM) is a rotary type ignition switch and is used on the base and midline vehicles. It will accept either a steel cut key (Sentry Key Immobilizer Module (SKIM) only) or a Remote Keyless Entry (RKE) FOBIK.
The IGNM is encased in a bracket mounted in the instrument panel and is held in by four (4) screws.