GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 Envoy - 4WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E 🢒 Tilt Wheel/Column Component Views
Figure 1:

Floor Shifter Harness Connections
Object Number: 401101 Size: MF
(1)Automatic Transmission Controller and Connector
(2)Automatic Transmission Preference Switch Connector
(3)Splice S336
(4)Floor Shifter
(5)Automatic Transmission Indicator Lamp
(6)Splice S335
Figure 2:

Park/Neutral Position Switch (w/ A/T) 4.3L Shown, 2.2L Similar
Object Number: 357138 Size: LF
(1)C104
(2)Park/Neutral Position (PNP) Switch Connector C2
(3)Park/Neutral Position (PNP) Switch Connector C1
(4)C105
(5)Heated Oxygen Sensor (HO2S) Bank 1, Sensor 1
Figure 3:

Steering Column Components
Object Number: 357152 Size: LF
(1)Shift Lever Assembly
(2)Upper Shroud
(3)Supplemental Inflatable Restraint Steering Wheel Module Coil
(4)C214
(5)Multifuction Switch
(6)Park Lock Solenoid Connector
(7)Brake Transmission Shift Interlock (BTSI) Solenoid
(8)C211
(9)Transmission Shift Lever
(10)Passlock™ Sensor Connector
(11)Ignition Switch and Ignition Key Alarm Switch