GM Service Manual Online
For 1990-2009 cars only

Engine Controls Schematics LCD/LBX/LBS

Figure 1:

Power, Ground, Serial Data and MIL


Object Number: 2137310  Size: FS
Figure 2:

Engine Data Sensors - MAF, Pressure and Temperature


Object Number: 2137312  Size: FS
Figure 3:

Engine Data Sensors - Crankcase Ventilation Heater (LCD/LBX/LBS)


Object Number: 2180341  Size: FS
Figure 4:

Engine Data Sensors - Throttle Controls


Object Number: 2137315  Size: FS
Figure 5:

Engine Data Sensors - Cylinder Pressure


Object Number: 2137319  Size: FS
Figure 6:

Engine Data Sensors - Oxygen Sensors


Object Number: 2137321  Size: FS
Figure 7:

Engine Data Sensors - DPF Sensors


Object Number: 2184304  Size: FS
Figure 8:

Fuel Controls - Fuel Pump and Injectors


Object Number: 2137324  Size: FS
Figure 9:

Ignition Controls - Ignition Sensors


Object Number: 2137325  Size: FS
Figure 10:

Fuel Controls - Fuel Heater


Object Number: 2137328  Size: FS
Figure 11:

Fuel Controls - Water In Fuel


Object Number: 2137330  Size: FS
Figure 12:

Engine Data Sensors - Glow Plug Controls w/o Cylinder Pressure Sensors


Object Number: 2137331  Size: FS
Figure 13:

Engine Data Sensors - Glow Plug Controls with Cylinder Pressure Sensors (LCD/LBX/LBS)


Object Number: 2180343  Size: FS
Figure 14:

Engine Data Sensors - Actuators (1 of 2)


Object Number: 2137333  Size: FS
Figure 15:

Engine Data Sensors - Actuators (2 of 2) (LCD/LBX/LBS)


Object Number: 2180345  Size: FS

Engine Controls Schematics LBY

Figure 1:

Power, Ground, Serial Data and MIL


Object Number: 2137334  Size: FS
Figure 2:

Engine Data Sensors - MAF, Pressure and Temperature


Object Number: 2137335  Size: FS
Figure 3:

Engine Data Sensors - Throttle Controls


Object Number: 2137338  Size: FS
Figure 4:

Engine Data Sensors - Cylinder Pressure


Object Number: 2137339  Size: FS
Figure 5:

Engine Data Sensors - Oxygen Sensors


Object Number: 2137341  Size: FS
Figure 6:

Engine Data Sensors - DPF Sensors


Object Number: 2137342  Size: FS
Figure 7:

Fuel Controls - Common Rail Sensors/Actuators


Object Number: 2137345  Size: FS
Figure 8:

Fuel Controls - Fuel Pump and Injectors


Object Number: 2137347  Size: FS
Figure 9:

Ignition Controls - Ignition Sensors


Object Number: 2137348  Size: FS
Figure 10:

Fuel Controls - Fuel Heater


Object Number: 2137349  Size: FS
Figure 11:

Fuel Controls - Water In Fuel


Object Number: 2137351  Size: FS
Figure 12:

Engine Data Sensors - Glow Plug Controls


Object Number: 2137352  Size: FS
Figure 13:

Engine Data Sensors - Actuators


Object Number: 2137354  Size: FS
Figure 14:

Engine Data Sensors - EGR


Object Number: 2137355  Size: FS