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

Battery and Ignition Switch


Object Number: 502408  Size: FS
Engine Electrical Components
Starting System Circuit Description
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Battery, ABS BAT-1 and COOL FAN Fuses
Fusible Links, CIG/ACCY, ENG CTRL, IGN, I/P-1, I/P-2, and PWR ACCY Fuses
Ignition Switch
Ignition Switch
Starter Relay and Starter Solenoid
Starter Relay and Starter Solenoid
Battery, Generator and Powertrain Control Module
Powertrain Control Module Connector End Views
Starter Relay and Starter Solenoid
G100, G101, G102, G109, G111, G202
Figure 2:

Starter Relay and Starter Solenoid


Object Number: 502411  Size: FS
Engine Electrical Components
Starting System Circuit Description
Battery, Generator and Powertrain Control Module
Battery and Ignition Switch
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Battery and Ignition Switch
Battery and Ignition Switch
Battery and Ignition Switch
Figure 3:

Battery, Generator and Powertrain Control Module


Object Number: 502413  Size: FS
Engine Electrical Components
Charging System Circuit Description
Starter Relay and Starter Solenoid
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
COURTESY and RADIO ACCY Fuses
Powertrain Control Module Connector End Views
Powertrain Control Module Connector End Views
G100, G101, G102, G109, G111, G202