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

LF of the Engine Compartment


Object Number: 1372694  Size: LF
(1)Battery Tray - Left
(2)Engine Control Module (ECM)
(3)Transmission Control Module (TCM)
(4)Fan Shroud
Figure 2:

Right Side of the Engine


Object Number: 1372695  Size: LF
(1)Fuel Injector 7
(2)Glow Plug 7
(3)Fuel Injector 5
(4)Glow Plug 5
(5)Fuel Injector 3
(6)Glow Plug 3
(7)Fuel Injector 1
(8)Glow Plug 1
(9)Camshaft Position (CMP) Sensor
(10)Crankshaft Position (CKP) Sensor
(11)Starter
(12)Starter Solenoid
Figure 3:

Left Side of the Engine


Object Number: 1372696  Size: LF
(1)Glow Plug 2
(2)Fuel Injector 2
(3)Fuel Injector 4
(4)Glow Plug 4
(5)Fuel Injector 6
(6)Glow Plug 6
(7)Fuel Injector 8
(8)Glow Plug 8
(9)Engine Oil Pressure (EOP) Sensor
(10)Engine Oil Level Switch
Figure 4:

Top of the Engine


Object Number: 1372697  Size: LF
(1)Fuel Heater
(2)Fuel Filter
(3)Water In Fuel (WIF) Sensor
(4)Fuel Pressure Sensor
(5)Fuel Temperature Sensor
(6)Glow Plug Controller
(7)Baro Sensor
(8)Boost Pressure Sensor
(9)Fuel Pressure Regulator
(10)Fuel Injection Control Module (FICM)
(11)Exhaust Gas Recirculation (EGR) Valve
Figure 5:

Upper Front of the Engine


Object Number: 1372700  Size: LF
(1)Engine Coolant Temperature (ECT) Sensor
Figure 6:

Turbo Assembly


Object Number: 1372698  Size: LF
(1)Turbocharger Vane Position Control Solenoid Valve
(2)Turbocharger Vane Position Sensor
Figure 7:

Fuel Tank - Primary


Object Number: 1453751  Size: LF
(1)Fuel Pump and Sender Assembly - Primary Connector (Gas)/Fuel Level Sensor - Primary Connector (Diesel)
(2)Fuel Pump and Sender Assembly - Primary (Gas)/Fuel Level Sensor - Primary (Diesel)
Figure 8:

Fuel Tank - Secondary


Object Number: 1372699  Size: LF
(1)Fuel Pump and Sender Assembly - Secondary (Gas)/Fuel Level Sensor - Secondary (Diesel)
(2)Fuel Pump (Diesel Only)
Figure 9:

Right Side of Engine Compartment


Object Number: 1453755  Size: MF
(1)Auxiliary Battery Relay w/TP2
(2)A/C Accumulator
(3)A/C Low Pressure Switch
(4)Inner Wheel Well
(5)Coolant Level Switch Connector 6.6L and 8.1L
(6)Mass Air Flow (MAF) Sensor
(7)Air Cleaner Assembly
(8)Engine Coolant Recovery Reservoir
(9)Auxiliary Battery Relay Electrical Connector w/TP2
Figure 10:

Accelerator Pedal Position (APP) Sensor


Object Number: 776382  Size: MF
(1)Accelerator Pedal Position (APP) Sensor
(2)Accelerator Pedal Position (APP) Connector