GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 Express 🢒 Engine 🢒 Engine Controls - 6.6L 🢒 Instrument Cluster Schematics
Figure 1:

Power, Ground, and Serial Data
Object Number: 1576906 Size: FS
Master Electrical Component List
Instrument Cluster Description and Operation
Control Module References
Gages
B+ Bus - Underhood Fuse Block - Gas
Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse
AIRBAG, IGN E, ISRVM, SPARE and TBC IGN 1 Fuses
AIRBAG, IGN E, ISRVM, SPARE and TBC IGN 1 Fuses
Power, Ground, DLC, and Splice Pack SP200
G302
G303
Figure 2:

Gages
Object Number: 1576907 Size: FS
Master Electrical Component List
Instrument Cluster Description and Operation
Control Module References
Indicators
Power, Ground, and Serial Data
Power, Ground, DLC, and Splice Pack SP200
Fuel Controls - EVAP and Device Controls
Fuel Controls - EVAP and Device Controls
Figure 3:

Indicators
Object Number: 1576908 Size: FS
Master Electrical Component List
Instrument Cluster Description and Operation
Control Module References
Gages
Turn Signals
Seat Belt Schematics
Power, Ground, DLC, and Splice Pack SP200
Brake Warning System
G103, G104, G105, G106, G107, G108, G300, G301, and G305
G103, G104, G105, G106, G107, G108, G300, G301, and G305