GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2003 🢒 DeVille 🢒 Body and Accessories 🢒 Rear Parking Assist 🢒 Rear Parking Assist Component Views
Figure 1:

Passenger Compartment, to the Rear of the Headliner
Object Number: 525054 Size: LF
(1)Rear Parking Assist (RPA) Display
(2)Courtesy Lamp Switch -- Right , Left Similar
(3)Courtesy Lamp -- Right , Left Similar
Figure 2:

Right Side of the Rear Compartment
Object Number: 525038 Size: LF
(1)Rear Object Sensor Control Module
(2)Rear Parking Assist Diagnostic Connector
(3)P401
(4)Right Tail Lamp Connector
(5)S406
(6)G401
(7)S405
(8)Rear Compartment Lamp
Figure 3:

Rear of the Vehicle
Object Number: 524996 Size: LF
(1)License Lamps
(2)Backup Lamp - Right
(3)Tail Lamp - Right
(4)Object Sensor - RR Corner
(5)Object Sensor - RR Middle
(6)Object Sensor - LR Middle
(7)Object Sensor - LR Corner
(8)Tail Lamp - Left
(9)Backup Lamp - Left
(10)Center High Mount Stop Lamp (CHMSL)
(11)Rear Window Defogger Grid