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

Cell 20: PCM Power and Grounds


Object Number: 106806  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: MIL Control and DLC
OBD II Symbol Description Notice
Engine Controls Schematic References
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Engine Controls Schematic References
Engine Controls Schematic References
Engine Controls Schematic References
Figure 2:

Cell 20: MIL Control and DLC


Object Number: 106809  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: Ignition Control (IC) Module
Cell 20: PCM Power and Grounds
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Engine Controls Schematic References
Engine Controls Schematic References
Engine Controls Schematic References
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Engine Controls Schematic References
Engine Controls Schematic References
Figure 3:

Cell 20: Ignition Control (IC) Module


Object Number: 106810  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: Fuel Pump and Oil Pressure Switch
Figure 1
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Engine Controls Schematic References
Figure 4:

Cell 20: Fuel Pump and Oil Pressure Switch


Object Number: 106816  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: Fuel Injectors
Cell 20: Ignition Control (IC) Module
OBD II Symbol Description Notice
Engine Controls Schematic References
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Engine Controls Schematic References
Engine Controls Schematic References
Engine Controls Schematic References
Figure 5:

Cell 20: Fuel Injectors


Object Number: 106818  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: MAF and IAC
Cell 20: Fuel Pump and Oil Pressure Switch
OBD II Symbol Description Notice
Engine Controls Schematic References
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Figure 6:

Cell 20: MAF and IAC


Object Number: 106855  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: HO2S (Early Production)
Cell 20: Fuel Injectors
OBD II Symbol Description Notice
Engine Controls Schematic References
Engine Controls Schematic References
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Figure 7:

Cell 20: HO2S (Early Production)


Object Number: 106861  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: HO2S (Later Production)
Cell 20: MAF and IAC
OBD II Symbol Description Notice
Engine Controls Schematic References
Handling ESD Sensitive Parts Notice
Powertrain Control Module Connector End Views
Engine Controls Schematic References
Figure 8:

Cell 20: HO2S (Later Production)


Object Number: 154581  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: A/C Relay, A/C Pressure Sensor, CVRSS and EBTCM
Cell 20: HO2S (Early Production)
OBD II Symbol Description Notice
Engine Controls Schematic References
Handling ESD Sensitive Parts Notice
Powertrain Control Module Connector End Views
Engine Controls Schematic References
Figure 9:

Cell 20: A/C Relay, A/C Pressure Sensor, CVRSS and EBTCM


Object Number: 106869  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: Cooling Fans
Cell 20: HO2S (Later Production)
OBD II Symbol Description Notice
Engine Controls Schematic References
Handling ESD Sensitive Parts Notice
Engine Controls Schematic References
Handling ESD Sensitive Parts Notice
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Figure 10:

Cell 20: Cooling Fans


Object Number: 106876  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: Sensors
Cell 20: A/C Relay, A/C Pressure Sensor, CVRSS and EBTCM
OBD II Symbol Description Notice
Engine Controls Schematic References
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Engine Controls Schematic References
Figure 11:

Cell 20: Sensors


Object Number: 106879  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: EVAP and EGR Valve
Cell 20: Cooling Fans
OBD II Symbol Description Notice
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 12:

Cell 20: EVAP and EGR Valve


Object Number: 106883  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: Cruise Control Module
Cell 20: Sensors
OBD II Symbol Description Notice
Engine Controls Schematic References
Engine Controls Schematic References
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Figure 13:

Cell 20: Cruise Control Module


Object Number: 106884  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: Generator, Power Steering Press Switch and Oil Level Switch
Cell 20: EVAP and EGR Valve
OBD II Symbol Description Notice
Engine Controls Schematic References
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Engine Controls Schematic References
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Figure 14:

Cell 20: Generator, Power Steering Press Switch and Oil Level Switch


Object Number: 106887  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: ABS/TCC Switch and Transaxle Solenoids
Cell 20: Cruise Control Module
OBD II Symbol Description Notice
Engine Controls Schematic References
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Engine Controls Schematic References
Figure 15:

Cell 20: ABS/TCC Switch and Transaxle Solenoids


Object Number: 106890  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: Transaxle Sensors and TR Switch
Cell 20: Generator, Power Steering Press Switch and Oil Level Switch
OBD II Symbol Description Notice
Engine Controls Schematic References
Engine Controls Schematic References
Engine Controls Schematic References
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Figure 16:

Cell 20: Transaxle Sensors and TR Switch


Object Number: 106891  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: Park/Neutral Position Switch and VSS
Cell 20: ABS/TCC Switch and Transaxle Solenoids
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Figure 17:

Cell 20: Park/Neutral Position Switch and VSS


Object Number: 106892  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cell 20: Transaxle Sensors and TR Switch
OBD II Symbol Description Notice
Powertrain Control Module Connector End Views
Handling ESD Sensitive Parts Notice
Engine Controls Schematic References