This Preliminary information communicates an issue during start up that the following symptoms occur:
- Service Safety Restraints System Message
- Sunroof Inoperative
- Sunshade Lights Inoperative
- Dome Lights Inoperative
- Power Liftgate Inoperative when using switch in overhead console
- DTCs U1121 set in the BCM and B1A7A set in the Restraints Module
Engineering is currently working on a fix and in the meantime a customer can cycle the dome light switch on/off to correct the condition during that ignition cycle.