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

Wheel Speed Sensors (JM4/JL4/JL9)


Object Number: 1587730  Size: MF
(1)Wheel Speed Sensor (WSS) - Left Front
(2)Wheel Speed Sensor (WSS) - Right Front
(3)Wheel Speed Sensor (WSS) - Right Rear
(4)Wheel Speed Sensor (WSS) - Left Rear
Figure 2:

Engine (LE5) and Automatic Transmission (MN5)


Object Number: 2034694  Size: LF
(1)Park/Neutral Position (PNP) Switch (MN5/MXO)
(2)Heated Oxygen Sensor (HO2S) 1
(3)Vehicle Speed Sensor (VSS)
(4)Heated Oxygen Sensor (HO2S) 2
Figure 3:

Engine (LE5) and Manual Transmission (M86)


Object Number: 2034713  Size: LF
(1)Backup Lamp Switch (M86)
(2)Heated Oxygen Sensor (HO2S) 1
(3)Heated Oxygen Sensor (HO2S) 2
(4)Vehicle Speed Sensor (VSS)
Figure 4:

Engine (L61) and Automatic Transmission (MN5)


Object Number: 2034617  Size: LF
(1)Park/Neutral Position (PNP) Switch (MN5/MXO)
(2)Heated Oxygen Sensor (HO2S) 1
(3)Vehicle Speed Sensor (VSS)
(4)Heated Oxygen Sensor (HO2S) 2
Figure 5:

Engine (L61) and Manual Transmission (M86)


Object Number: 2034615  Size: LF
(1)Backup Lamp Switch (M86)
(2)Heated Oxygen Sensor (HO2S) 1
(3)Heated Oxygen Sensor (HO2S) 2
(4)Vehicle Speed Sensor (VSS)
Figure 6:

Engine (LNF) and Manual Transmission (M86)


Object Number: 2034724  Size: LF
(1)Backup Lamp Switch (M86)
(2)Heated Oxygen Sensor (HO2S) 1
(3)Heated Oxygen Sensor (HO2S) 2
(4)Vehicle Speed Sensor (VSS)