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

Cell 84: IP Fuse Block


Object Number: 342925  Size: FS
Instrument Cluster and HUD Components
Instrument Cluster Circuit Description
Cell 84: Instrument Cluster
Power Distribution Schematics
Power Distribution Schematics
Power Distribution Schematics
Ground Distribution Schematics
Ground Distribution Schematics
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 2:

Cell 84: Instrument Cluster


Object Number: 342927  Size: FS
Instrument Cluster and HUD Components
Head Up Display Circuit Description
Cell 84: IP Fuse Block
Cell 20: VSS, Cruise Control Module
Cell 20: VSS, Cruise Control Module
Interior Lights Dimming Schematics Buick
Exterior Lights Schematics Buick
Instrument Cluster and HUD Connector End Views
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 3:

HUD Schematic


Object Number: 537122  Size: FS