GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Express - AWD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E/4L65-E 🢒 Power Door Systems Component Views
Figure 1:

Driver Door Harness Routing
Object Number: 884975 Size: LF
(1)Outside Rearview Mirror Connector - Driver (DE5/DE7)
(2)Window Switch Connector - Driver (A31)
(3)Outside Rearview Mirror Switch Connector (DE5/DE7)
(4)Window Motor Connector - Driver (A31)
(5)Door Lock Switch Connector - Driver (AU3)
(6)C311
(7)Speaker Connector - LF Door
(8)S500 (AU3)
(9)S502 (DE5/DE7)
Figure 2:

Driver Door
Object Number: 886092 Size: MF
(1)Mini-Wedge Door Jamb Switch - Driver
Figure 3:

Passenger Door Harness Routing
Object Number: 884978 Size: LF
(1)Window Motor Connector - Front Passenger (A31)
(2)Window Switch Connector - Front Passenger (A31)
(3)Outside Rearview Mirror Connector - Passenger (DE5/DE7)
(4)S600 (AU3)
(5)Speaker Connector - RF Door
(6)C312
(7)Door Lock Switch Connector - Front Passenger (AU3)
Figure 4:

Front Passenger Door
Object Number: 886094 Size: MF
(1)Mini-Wedge Door Jamb Switch - Front Passenger
Figure 5:

Left Side Door (E26)
Object Number: 886100 Size: MF
(1)Door Lock Actuator - LR Side (AU3)
(2)Door Contact Plate - Left Side (AU3)
Figure 6:

Right Side Door (E24)
Object Number: 886101 Size: MF
(1)Door Contact Plate - Right Side (AU3)
(2)Door Lock Actuator - RR Side (AU3)
Figure 7:

Right Sliding Door (YA2)
Object Number: 886102 Size: MF
(1)Door Contact Plate - Right Side (AU3)
(2)Door Lock Actuator Connector - RR Side (AU3)
Figure 8:

Right Rear Cargo Door Harness Routing (Passenger/Cargo)
Object Number: 885020 Size: LF
(1)Rear Window Defogger Grid Connector - Right (C49)
(2)Mini-Wedge Door Jamb Switch - Cargo
(3)Door Lock Switch Connector - Rear Cargo (AU3)
(4)License Lamp Connector
(5)S902
(6)Speaker Connector - RR Door (UB1/UC6)
(7)C412
(8)C400
Figure 9:

Pro Harness and Components (PRP)
Object Number: 824051 Size: LF
(1)Dome Fluorescent Work Lamp - LR (UF2)
(2)Dome Fluorescent Work Lamp - LF (UF2)
(3)S350 (UF2)
(4)S348 (UF2)
(5)Dome Fluorescent Work Lamp - 2 (UF2)
(6)Dome Fluorescent Work Lamp - 1 (UF2)
(7)Dome Fluorescent Work Lamp - RH (UF2)
(8)Access Panel Actuator - Right Side Front
(9)Access Panel Actuator - Right Side Rear
(10)S409
(11)C204
(12)Body Control Module (BCM)
(13)S205
(14)C206
(15)C205
(16)I/P Harness
(17)Fuse Block - Body
(18)S302 (UF2)
(19)S303
(20)Fuse Block - Rear
(21)S309
(22)S300
(23)S408
(24)G403
(25)Access Panel Actuator - Left Rear Side Rear
(26)Access Panel Actuator - Left Rear Side Front
(27)Access Panel Actuator - Left Front Side Rear
(28)Access Panel Actuator - Left Front Side Front