GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Impala 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Power Moding Schematics
Figure 1:

Retained Accessory Power - RAP Fuse Circuits
Object Number: 1888426 Size: FS
Master Electrical Component List
Power Mode Description and Operation
Control Module References
Power Window Circuits
Fuse Block - Underhood Bussing
BATT 2, HTD/SEAT, AIRBAG, PWR/MIR Fuses, and PWR/SEAT Circuit Breaker
S/ROOF, DR/LCK, RAP Fuses, and RAP Relay, DOOR UNLOCk PCB Relay - Driver, DOOR UNLOCK PCB Relay, and DOOR LOCK PCB Relay
Power Window Circuits
Switches
G302 (1 of 2)
G302
Figure 2:

Retained Accessory Power - Power Window Circuits
Object Number: 1888429 Size: FS
Master Electrical Component List
Power Mode Description and Operation
Control Module References
RAP Fuse Circuits
RAP Fuse Circuits
Moveable Window Schematics