GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Module Power, Grounds, Antennas and Switches


Object Number: 1619679  Size: FS
Master Electrical Component List
Keyless Entry System Description and Operation
Control Module References
DLC, Instrument Panel Cluster
Fuse Block - Underhood Fuses/Relays: IPM/ALDL, Auto Headlamp Dimming, CCP, ECM/TCM, WPR MOD, WPR SW/VICS and Rain Sensor/HDLP Wash Fuses, Accessory Relay
Keyless Entry Schematic Icons
Keyless Entry Schematic Icons
Keyless Entry Schematic Icons
Keyless Entry Schematic Icons
Keyless Entry Schematic Icons
Keyless Entry Schematic Icons
G110, G306, G404, G403, G105, G106
G402 (1 of 2)
Figure 2:

DLC, Instrument Panel Cluster (IPC)


Object Number: 1619681  Size: FS
Master Electrical Component List
Keyless Entry System Description and Operation
Control Module References
Hood Ajar Switch
Module Power, Ground, Antennas, Switches
GMLAN Low Speed (2 of 2)
GMLAN Low Speed (1 of 2)
Ignition Mode Switch
Shift Lock Control Schematics
Figure 3:

Hood Ajar Switch Schematic


Object Number: 1663854  Size: FS
Master Electrical Component List
Keyless Entry System Description and Operation
Control Module References
DLC, Instrument Panel Cluster
G104 (1 of 2)