GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Classic - 4WD 🢒 Driver Information and Entertainment 🢒 Cellular, Entertainment, and Navigation 🢒 Entertainment/Communication Component Views
Figure 1:

Console Harness
Object Number: 1558195 Size: LF
(1)Auxiliary Power Outlet - Front Connector
(2)S333
(3)S307
(4)S303
(5)Rear Seat Audio (RSA) Controller Connector
(6)Auxiliary Power Outlet - Console Connector
(7)Audio Amplifier Connector C2 (UQ7)
(8)Audio Amplifier Connector C1 (UQ7)
(9)Cigar Lighter
(10)C306
(11)Noise Compensation Microphone (UQ7 w/Y91)
(12)Speaker - Subwoofer Connector
(13)Speaker - Subwoofer (UQ7)
Figure 2:

Radio
Object Number: 1558196 Size: LF
(1)Auxiliary Power Outlet Switch (HP2)
(2)Radio
Figure 3:

Speaker - Left Rear (Extended Cab)
Object Number: 350029 Size: MF
(1)Inner Body Panel - LH
(2)Speaker Connector - Harness
(3)Electrical Connector - Speaker
(4)Speaker - LR (RT side Similar)
Figure 4:

Driver Door
Object Number: 1558107 Size: MF
(1)Driver Door
(2)Driver Door Module (DDM)
(3)Outside Rearview Mirror - Driver
(4)Window Motor - Driver
(5)Speaker - LF Door
(6)Memory/Heated Seat Switch Connector
(7)Speaker - LF Tweeter (UQ3)
(8)Door Courtesy Lamp - LF
(9)Driver Door Panel
(10)Memory/Heated Seat Switch
(11)Door Latch Assembly - Driver
Figure 5:

Passenger Door
Object Number: 1555601 Size: MF
(1) Passenger Door Module (PDM)
(2)Passenger Door
(3)Door Latch Assembly - Passenger
(4)Heated Seat Switch - Passenger
(5)Door Courtesy Lamp - RF
(6)Speaker - RF Tweeter (UQ3)
(7)Heated Seat Switch Connector
(8)Speaker - RF Door
(9)Window Motor - Passenger
(10)Outside Rearview Mirror - Passenger
Figure 6:

Speaker - Left Front Tweeter - (UQ7) (Right Front Similar)
Object Number: 851254 Size: LF
(1)Left A-Pillar Trim Panel
(2)Speaker - LF Tweeter
(3)Speaker - LF Tweeter Connector
Figure 7:

Speaker - Left Rear Door - Crew Cab (Right Rear Similar)
Object Number: 851258 Size: LF
(1)Door - LR
(2)Window Motor - LR
(3)Speaker - LR
Figure 8:

Splice Pack SP250 (UQ7 w/U2K/U42 or U2K/U1S or U42/U1S or U2K/U42/U1S)
Object Number: 1170964 Size: LF
(1)Instrument Panel
(2)C220
(3)SP250
Figure 9:

Rear of Center Console (UK6)
Object Number: 851270 Size: LF
(1)Center Console
(2)Rear Seat Audio (RSA)
(3)Auxiliary Power Outlet-Console
Figure 10:

Remote Playback Device-CD Player (US1)
Object Number: 851274 Size: MF
(1)Lower I/P Bezel
(2)Remote Playback Device-CD Player
Figure 11:

Digital Radio Receiver (U2K)
Object Number: 851276 Size: LF
(1)Right Side of Instrument Panel
(2)Digital Radio Receiver
(3)Digital Radio Receiver Connector
Figure 12:

Rear Seat Entertainment (RSE) Assembly (U42)
Object Number: 1564464 Size: LF
(1)Headliner
(2)Rear Seat Entertainment (RSE) Assembly
(3)Rear Seat Entertainment (RSE) Display
Figure 13:

Steering Wheel and Column Sub-System Components
Object Number: 856748 Size: LF
(1)Steering Wheel Control Switch Assembly-Upper Left (UK3)
(2)Passlock Sensor Connector
(3)Ignition Key Alarm Switch
(4)Ignition Lock Cylinder Control Actuator
(5)Ignition Lock Cylinder Control Actuator Connector
(6)Ignition Switch
(7)Ignition Key Cylinder
(8)Steering Wheel Control Switch Assembly-Upper Right (UK3)
(9)Horn Switch
(10)Steering Wheel Control Switch Assembly-Lower Right (UK3)
(11)C277
(12)Steering Wheel Control Switch Assembly-Lower Left (UK3)
(13)Turn Signal/Multifunction Switch