GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Generic 🢒 2005 🢒 Unit Repair 🢒 Engine 🢒 Engine Controls - 3.5L (LX9) 🢒 Instrument Cluster Schematics
Figure 1:

Power, Ground and Illumination
Object Number: 1461706 Size: FS
Master Electrical Component List
Instrument Cluster Description and Operation
Control Module References
Indicators
Underhood Fuse Block IBCM 1, Body Control Module (BCM) RADIO, IGN SENSOR, HVAC HEAD/ECC, CLUSTER/THEFT and AIR BAG BATT Fuses
Underhood Fuse Block IBCM 1, Body Control Module (BCM) RADIO, IGN SENSOR, HVAC HEAD/ECC, CLUSTER/THEFT and AIR BAG BATT Fuses
Underhood Fuse Block IBCM 1, Body Control Module (BCM) RADIO, IGN SENSOR, HVAC HEAD/ECC, CLUSTER/THEFT and AIR BAG BATT Fuses
G201
Power, Ground, Serial Data and MIL
Vehicle Theft Deterrent (VTD) System
Figure 2:

Indicators
Object Number: 1461712 Size: FS
Master Electrical Component List
Instrument Cluster Description and Operation
Control Module References
Power, Ground and Illumination
Low Speed Serial Data
Power, Ground, Class2 and High Speed Serial Data