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

Module Power, Ground and Serial Data
Object Number: 2152915 Size: FS
Figure 2:

Engine Data Sensors - 5-Volt and Low Reference 1 of 2


Object Number: 2152931 Size: FS
Figure 3:

Engine Data Sensors - 5-Volt and Low Reference 2 of 2


Object Number: 2152964 Size: FS
Figure 4:

Engine Data Sensors - Pressure and Temperature
Object Number: 2152972 Size: FS
Figure 5:

Engine Data Sensors - Oxygen Sensors
Object Number: 2153008 Size: FS
Figure 6:

Engine Data Sensors - Throttle Controls
Object Number: 2152980 Size: FS
Figure 7:

Ignition Controls - Ignition System Coils 1, 3, and 5
Object Number: 2153017 Size: FS
Figure 8:

Ignition Controls - Ignition System Coils 2, 4, and 6
Object Number: 2153023 Size: FS
Figure 9:

Ignition Controls - Sensors 1 of 2
Object Number: 2153030 Size: FS
Figure 10:

Ignition Controls - Sensors 2 of 2
Object Number: 2153038 Size: FS
Figure 11:

Fuel Controls - Fuel Pump and Injector Controls
Object Number: 2153056 Size: FS
Figure 12:

Fuel Controls - EVAP Controls
Object Number: 2153064 Size: FS
Figure 13:

Controlled/Monitored Subsystem References
Object Number: 2153193 Size: FS
Figure 14:

Fuel Controls - Fuel Pump and Injector Controls
Object Number: 2196083 Size: FS
Figure 15:

Fuel Controls - Fuel Pump and Injector Controls
Object Number: 2196085 Size: FS
Figure 16:

Fuel Controls - Fuel Pump and Injector Controls
Object Number: 2196090 Size: FS