WARNING: This page is about a different car, the 2010 Dodge Avenger and 2010 Chrysler Sebring. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: 09 JC 2.0L DIESEL GLOW PLUG MODULE
Courtesy of CHRYSLER LLC
Install the glow plug module (2).
Install the fastener (3).
Reconnect the glow plug module harness connector (1)