GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2004 🢒 Avalanche - 2WD 🢒 Accessories 🢒 Entertainment 🢒 Entertainment Component Views
Figure 1:

Speaker-RF Door
Object Number: 851249 Size: LF
(1)Door-RF
(2)Speaker-RF Door
(3)Speaker-RF Door Connector
Figure 2:

Speaker-LF Door
Object Number: 851251 Size: LF
(1)Door-LF
(2)Speaker-LF Door
(3)Window Motor-Driver Connector
(4)Speaker-LF Door Connector
(5)Driver Door Module (DDM) Connectors
(6)Outside Rearview Mirror-Left Connector
Figure 3:

Speaker-LF Tweeter (RF Similar)
Object Number: 851254 Size: LF
(1)Left A-Pillar Trim Panel
(2)Speaker-LF Tweeter
(3)Speaker-LF Tweeter Connector
Figure 4:

Speaker-LR Door (RR Similar)
Object Number: 851258 Size: LF
(1)Door-LR
(2)Window Motor-LR
(3)Speaker-LR
Figure 5:

Speaker-Left D-Pillar (Right Similar)
Object Number: 851263 Size: LF
(1)Left D-Pillar
(2)Speaker-Left D-Pillar
Figure 6:

Speaker - Subwoofer
Object Number: 813723 Size: MF
(1)C306
(2)Front Floor Console Extension
(3)Speaker - Subwoofer
(4)I/P Harness
Figure 7:

Radio (UB7 w/Y91 Shown, Others Similar)
Object Number: 851267 Size: LF
(1)Radio Connectors
(2)Radio Antenna
(3)Instrument Panel
(4)HVAC Control Module
(5)Radio
(6)HVAC Control Module Connectors
Figure 8:

Instrument Panel (I/P) - Right Rear
Object Number: 851791 Size: LF
(1)Instrument Panel (I/P)
(2)Vehicle Communication Interface Module (VCIM)
(3)Cellular Antenna Coax
(4)VCIM Connectors
(5)Navigation Antenna Coax
(6)Digital Radio Receiver (U2K/U2L)
Figure 9:

Splice Pack SP250 (UQ7)
Object Number: 1170964 Size: LF
(1)Instrument Panel
(2)C202
(3)SP250
Figure 10:

Floor Console Components
Object Number: 1402099 Size: LF
(1)Remote Playback Device - CD Player
(2)Rear Seat Audio (RSA)/Rear HVAC Control Module
(3)Auxiliary Power Outlet - Console
(4)Audio Amplifier
Figure 11:

Steering Wheel
Object Number: 851273 Size: LF
(1)Steering Wheel Audio Controls-Left
(2)Inflatable Restraint Steering Wheel Module - C4
(3)Steering Wheel Audio Controls-Right
(4)Steering Wheel Driver Information Center (DIC) Controls-Right
(5)Inflatable Restraint Steering Wheel Module - C3
(6)Inflatable Restraint Steering Wheel Module - C2
(7)Steering Wheel Driver Information Center (DIC) Controls-Left
(8)Steering Column
(9)Steering Wheel
Figure 12:

Remote Playback Device-CD Player
Object Number: 851274 Size: MF
(1)Lower I/P Bezel
(2)Remote Playback Device-CD Player
Figure 13:

Digital Radio Receiver
Object Number: 851276 Size: LF
(1)Right Side of Instrument Panel
(2)Digital Radio Receiver
(3)Digital Radio Receiver Connector
Figure 14:

Rear Seat Entertainment (RSE) Assembly
Object Number: 851278 Size: LF
(1)Headliner
(2)Rear Seat Entertainment (RSE) Assembly
(3)Rear Seat Entertainment (RSE) Display
(4)Intermediate Bracket
(5)Fir Tree Retainer
Figure 15:

Instrument Panel-RH Rear
Object Number: 851281 Size: LF
(1)Right Top of Instrument Panel
(2)Windshield Defogger Duct
(3)C230
(4)Radio Antenna Module Connector
(5)Speaker-RF Tweeter Connector
(6)Antenna Coax Connector
Figure 16:

Front and Rear Video Displays -- ULT
Object Number: 1409641 Size: LF
(1)Headliner Harness
(2)Splitter C2
(3)Splitter C1
(4)Splitter C3
(5)Rear Display
(6)DVD Player C1
(7)DVD Player C2
(8)Disk Player and Video Display
(9)C375
Figure 17:

AM-FM Diversity Antenna System (Z75 except EXT)
Object Number: 1409370 Size: LF
(1)FM Antenna
(2)FM Impedance Matching Module
(3)Radio Antenna Module
(4)Module C1
(5)AM-FM Antenna
(6)Radio Antenna Module Cable
(7)Right A-Pillar
(8)C231