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

Overhead Engine View


Object Number: 192963  Size: MF
(1)EGR Valve
(2)Boost Pressure Sensor
(3)Turbocharger
(4)CDR Valve
(5)Fuel Manager/Filter
(6)Glow Plug Relay
(7)EGR Vent Solenoid
(8)EGR Solenoid
(9)Wastegate Solenoid
Figure 2:

Underhood Fuse Relay Center


Object Number: 192972  Size: MF
(1)Underhood Fuse Relay Center
(2)Stop Lamp Relay
(3)Electronic Brake Control Module (EBCM)
(4)Glow Plug Relay Battery Feed
(5)Battery Cable
(6)A/C Relay
(7)Fuel Pump Relay
Figure 3:

Glow Plugs


Object Number: 192951  Size: MF
(1)Glow Plugs
(2)Cylinder Head
Figure 4:

Injection Nozzles


Object Number: 192965  Size: MF
(1)Cylinder Head
(2)Injection Nozzles
(3)Seal
Figure 5:

Oil Pressure Switch (OPS)


Object Number: 192947  Size: LF
(1)Oil Pressure Switch (OPS)
(2)Engine Block
Figure 6:

Air Cleaner and MAF Sensor


Object Number: 192943  Size: SF
(1)Passenger Side Fender
(2)Air Cleaner (Element Inside)
(3)Turbocharger
(4)MAF Sensor
Figure 7:

Fuel Injection Pump and Lines


Object Number: 192955  Size: MF
(1)Optical/Fuel Temperature Sensor
(2)Fuel Injection Pump
(3)Fuel Solenoid
(4)Injection Lines
(5)Fuel Solenoid Driver
(6)Engine Shut Off (ESO) Solenoid
Figure 8:

ECT Sensor, ITS Motor, and Optical/Fuel Temperature Sensor


Object Number: 192956  Size: LF
(1)ECT Sensor
(2)Fuel Injection Pump
(3)Ignition Timing Stepper (ITS) Motor
(4)Fuel Solenoid
(5)Optical/Fuel Temperature Sensor
Figure 9:

Crankshaft Position (CKP) Sensor


Object Number: 192948  Size: SF
(1)Front Engine Cover
(2)Crankshaft Position (CKP) Sensor
(3)Mounting Bolt
Figure 10:

IAT Sensor


Object Number: 192959  Size: MF
(1)Intake Air Temperature (IAT) Sensor
(2)Intake Manifold
Figure 11:

EGR Control Pressure/BARO Sensor


Object Number: 193113  Size: SF
(1)EGR Control Pressure/BARO Sensor
(2)Engine/Passenger Compartment Divider (Engine Cowl)
Figure 12:

Fuel Filter/Manager and Fuel Injection Pump


Object Number: 192944  Size: MF
(1)Fuel Injection Pump
(2)Intake Manifold
(3)Water in Fuel Sensor
(4)Fuel Heater
(5)Fuel Filter/Manager (Filter Inside)
Figure 13:

Powertrain Control Module (PCM)


Object Number: 192969  Size: LF
(1)Plenum Tray
(2)Instrument Panel Harness
(3)Instrument Panel
(4)Powertrain Control Module (PCM)
(5)Instrument Panel Lower Reinforcement Bar
(6)HVAC Module
Figure 14:

APP Module


Object Number: 192941  Size: SF
(1)APP Module
(2)Accelerator Pedal
(3)Brake Pedal
Figure 15:

VSS Buffer Module


Object Number: 193112  Size: SF
(1)VSS Buffer Module
(2)Harness Connector
(3)Fastener
(4)Above the Accelerator Pedal
Figure 16:

EVO Module


Object Number: 192940  Size: LF
(1)Instrument Panel Conduit
(2)Instrument Panel Lower Reinforcement Bar
(3)EVO Module
(4)Radio Carrier (Instrument Panel)
Figure 17:

Fuel Lift Pump


Object Number: 193110  Size: SF
(1)Fuel Lift Pump
(2)Frame Rail
Figure 18:

Fuel Tank and Sender


Object Number: 192975  Size: MF
(1)Frame Rail
(2)Fuel Lines
(3)Ground
(4)Fuel Tank (Typical)
(5)Fuel Sender