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

Left Side of the Engine Compartment


Object Number: 1714226  Size: LF
(1)Windshield Wiper Motor
(2)Power Brake Booster (JL4)
(3)Windshield Washer Solvent Heater (XA7)
(4)Fuse Block - Underhood
(5)Engine Control Module (ECM)
(6)Transmission Control Module (TCM) (- MYC)
(7)Brake Booster Vacuum Sensor (JL4)/Brake Master Cylinder Pressure Sensor (JL1)
(8)Brake Fluid Level Switch
Figure 2:

Steering Column Components


Object Number: 1739403  Size: LF
(1)Turn Signal Multifunction Switch
(2)Ignition Lock Cylinder
(3)Tow/Haul Switch
(4)Steering Angle Sensor
(5)A/T Shift Lock Control Solenoid
(6)Theft Deterrent Control Module
(7)Ignition Switch
(8)Inflatable Restraint Steering Wheel Module Coil
Figure 3:

Under the Front Seats


Object Number: 1860645  Size: LF
(1)Yaw Rate and Lateral Acceleration Sensor (JL4)
(2)Inflatable Restraint Sensing and Diagnostic Module (SDM)
(3)Inflatable Restraint Vehicle Rollover Sensor (ASF)
(4)Shifter Housing
(5)Rear HVAC Outlet Duct
(6)Rear Object Sensor Control Module (UD7)
Figure 4:

Near the Fuel Tank


Object Number: 1858047  Size: LF
(1)Fuel Tank Pressure (FTP) Sensor (Gas)
(2)Fuel Tank
(3)Evaporative Emissions (EVAP) Canister
(4)Evaporative Emissions (EVAP) Canister Vent Solenoid Valve (- Diesel)
(5)Electronic Brake Control Module (EBCM) (JL4/JF3/JF7/JH6/JH7)
(6)Fuel Line Pressure Sensor (-LMG/LY6/LC9)
(7)Chassis
(8)Fuel Pump and Sender Assembly - Front (Gas)
Figure 5:

Front Sensors


Object Number: 1858052  Size: LF
(1)Wheel Speed Sensor (WSS) - Right Front (JL4/JF3/JF7/JH6/JH7)
(2)Chassis
(3)Wheel Speed Sensor (WSS) - Left Front (JL4/JF3/JF7/JH6/JH7)
Figure 6:

Rear Sensors


Object Number: 1858053  Size: LF
(1)Wheel Speed Sensor (WSS) - Left Rear (JL4)
(2)Wheel Speed Sensor (WSS) - Right Rear (JL4)