GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2007
🢒
Cobalt
🢒
Diagnostic Navigation
🢒
Vehicle Diagnostic Information
🢒 Radio/Navigation System Schematics
Figure
1:
Radio (UQ4)
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Power, Ground, Communication (UQ3)
BCM Fuses - DR LCK, ECM/TCM, INT LIGHT, PWR WNDW, RDO, SDM, S ROOF
BCM Fuses - DR LCK, ECM/TCM, INT LIGHT, PWR WNDW, RDO, SDM, S ROOF
Power, Ground, Low Speed GMLAN
Onstar Schematics
G201 (1 of 2)
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Figure
2:
Power, Ground, Commuincation (UQ3)
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Amplifier, Speakers
Radio (UQ4)
BCM Fuses - DR LCK, ECM/TCM, INT LIGHT, PWR WNDW, RDO, SDM, S ROOF
BCM Fuses - DR LCK, ECM/TCM, INT LIGHT, PWR WNDW, RDO, SDM, S ROOF
Power, Ground, Low Speed GMLAN
Onstar Schematics
G201 (1 of 2)
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Figure
3:
Amplifier, Speakers (UQ3)
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Digital Radio Receiver (U2K)
Power, Ground, Communication (UQ3)
Body Control Module - AUDIO AMPLIFIER Fuse, BCM2 Fuse, CLUSTER Fuse, IGN SW Fuse, STOP LPS Fuse
G201 (1 of 2)
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Entertainment/Communication Schematic Icons
Figure
4:
Digital Radio Receiver (U2K)
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Redundant Radio Controls
Amplifier, Speakers
Underhood Fuse Block Fuses- ABS, ABS2, BCK UP, CNSTR VENT, ECM/TRANS, EPS, HTD SEATS, IP IGN, LTR, MIR, PRK/NEUT, S-BAND/ONSTAR, and RUN/CRANK Relay
Underhood Fuse Block Fuses- ABS, ABS2, BCK UP, CNSTR VENT, ECM/TRANS, EPS, HTD SEATS, IP IGN, LTR, MIR, PRK/NEUT, S-BAND/ONSTAR, and RUN/CRANK Relay
Power, Ground, Low Speed GMLAN
G401
Figure
5:
Redundant Radio Controls
Master Electrical Component List
Radio/Audio System Description and Operation
Control Module References
Digital Radio Receiver (U2K)
Entertainment/Communication Schematic Icons