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

Power, Ground, MIL, DLC


Object Number: 48167  Size: FS
Engine Controls Components
Information Sensors
Ignition System, Knock Sensor
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 2:

Ignition System, Knock Sensor


Object Number: 48178  Size: FS
Engine Controls Components
Information Sensors
Fuel Control
Power, Ground, MIL, DLC
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 3:

Fuel Control


Object Number: 48184  Size: FS
Engine Controls Components
Information Sensors
Fuel Injectors
Ignition System, Knock Sensor
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 4:

Fuel Injectors


Object Number: 48188  Size: FS
Engine Controls Components
Information Sensors
Indicator Lamps
Fuel Control
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Figure 5:

Indicator Lamps


Object Number: 48189  Size: FS
Engine Controls Components
Information Sensors
Engine Data Sensors-A/C Refrig Press, TP, MAP, ECT, IAT
Fuel Injectors
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 6:

Engine Data Sensors-A/C Refrig Press, TP, MAP, ECT, IAT


Object Number: 48192  Size: FS
Engine Controls Components
Information Sensors
Engine Data Sensors-MAF, EVAP Sw, EVAP Valve, EVAP Vent, EGR
Indicator Lamps
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 7:

Engine Data Sensors-MAF, EVAP Sw, EVAP Valve, EVAP Vent, EGR


Object Number: 48193  Size: FS
Engine Controls Components
Information Sensors
Engine Data Sensors-A/C Refrig Press, TP, MAP, ECT, IAT
Engine Data Sensors-HO2S-1, HO2S-2
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Figure 8:

Engine Data Sensors-HO2S-1, HO2S-2


Object Number: 48194  Size: FS
Engine Controls Components
Information Sensors
4-Speed Automatic Transaxle, IAC Valve, Engine Oil Level Sensor
Engine Data Sensors-MAF, EVAP Sw, EVAP Valve, EVAP Vent, EGR
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Figure 9:

4-Speed Automatic Transaxle, IAC Valve, Engine Oil Level Sensor


Object Number: 48197  Size: FS
Engine Controls Components
Information Sensors
4-Speed Automatic Transaxle, TCC Sw
Engine Data Sensors-HO2S-1, HO2S-2
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 10:

4-Speed Automatic Transaxle, TCC Sw


Object Number: 48213  Size: FS
Engine Controls Components
Information Sensors
Vehicle Speed Sensor
4-Speed Automatic Transaxle, IAC Valve, Engine Oil Level Sensor
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Figure 11:

Vehicle Speed Sensor


Object Number: 48195  Size: FS
Engine Controls Components
Information Sensors
A/C Compressor Controls (Chevrolet)
4-Speed Automatic Transaxle, TCC Sw
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 12:

A/C Compressor Controls (Chevrolet)


Object Number: 48215  Size: FS
Engine Controls Components
Information Sensors
A/C Compressor Controls (Oldsmobile)
Vehicle Speed Sensor
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Figure 13:

A/C Compressor Controls (Oldsmobile)


Object Number: 48216  Size: FS
Engine Controls Components
Information Sensors
Coolant Fans (Chevrolet)
A/C Compressor Controls (Chevrolet)
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Figure 14:

Coolant Fans (Chevrolet)


Object Number: 48217  Size: FS
Engine Controls Components
Information Sensors
Coolant Fans (Oldsmobile)
A/C Compressor Controls (Oldsmobile)
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Figure 15:

Coolant Fans (Oldsmobile)


Object Number: 48218  Size: FS
Engine Controls Components
Information Sensors
Coolant Fans (Chevrolet)
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice