Removal Procedure
Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing
any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to
the vehicle or its components. 
Caution: This vehicle is equipped with a Supplemental Inflatable Restraint (SIR) System. Failure to follow the correct procedure could cause the following conditions:
|    •  | Unnecessary SIR system repairs | 
 
In order to avoid the above conditions, observe the following guidelines:
|    •  | Refer to SIR Component Views in order to determine if you are performing service on or near the SIR components or the SIR wiring. | 
 
|    •  | If you are performing service on or near the SIR components or the SIR wiring, disable the SIR system. Refer to Disabling the SIR System. | 
 
- Disconnect the negative battery cable.
 
- Remove the I/P trim pad. Refer to 
Instrument Panel Upper Trim Pad Replacement 
.
 
- Remove the center console, if equipped. Refer to 
Console Replacement 
.
 
- Remove the driver side knee bolster. Refer to 
Knee Bolster Replacement 
 .
 
- Remove the lower I/P trim panel. Refer to 
Instrument Panel Lower Trim Panel Replacement 
 .
 
- Remove the passenger side air bag module. Refer to 
Inflatable Restraint Instrument Panel Module Replacement 
  in SIR.
 
- Remove the radio. Refer to 
Radio Replacement 
 in Entertainment.
 
- Remove the HVAC control. Refer to 
Control Assembly Replacement 
in  HVAC   Systems-Manual or Automatic.
 
- Remove the accessory switch housing. Refer to 
Accessory Switch Replacement 
.
 
- Remove the left air louver housing. Refer to 
Instrument Panel Air Outlet Replacement 
 in Heating, Ventilation    
and Air Conditioning.
 
- Remove the steering column. Refer to 
Steering Column Replacement 
  in Steering   Wheel and Column.
 
- Remove the VIU, if equipped. Refer to 
OnStar Vehicle Interface Unit Replacement 
 in Cellular   Communication.
 
- Remove the VCU, if equipped. Refer to 
OnStar Vehicle Communication Unit Replacement 
 in Cellular   Communication.
 
- Remove the remote control door lock receiver module, if equipped. Refer
      to 
Remote Control Door Lock Receiver Replacement 
in      Keyless Entry.
 
- Remove the data link connector from the I/P. Refer to 
Data Link Connector Replacement 
  in Data Link Communications.
 
- Remove the park brake release lever from the I/P. Refer to 
Parking Brake Release Handle Assembly Replacement 
 in Park
    Brake.
 
- Remove the I/P cluster. Refer to 
Instrument Cluster Replacement 
.
 
- Remove both front window air duct from the I/P assembly.
 
- Remove the harness from the I/P. Refer to 
Fuse Block Replacement 
.
 
- Remove the I/P assembly retaining bolts
(3) and nuts (4).
 
- Remove all harness hold down retainers from the I/P assembly.
 
- Remove the I/P assembly from the vehicle.
 
- Remove
the I/P upper brackets.
 
- Disconnect all the electrical connectors from the wiring harness junction
       block. Refer to 
Fuse Block Replacement 
.
 
- Remove the transfer case control module from the bracket, if equipped.
      Refer to 
Transfer Case Shift Control Module Replacement 
 in Transfer Case NV6  246 - NP8.
 
- Remove the antenna cable from the cross car duct.
 
- Remove the cross car duct. Refer to 
Air Distributor Duct Replacement 
  in Heating,   Ventilation and Air Conditioning.
 
- Remove the amplifier, if equipped. Refer to 
Radio Speaker Amplifier Replacement 
  in Entertainment.
 
- Separate the I/P harness from the carrier.
 
Do not remove the I/P harness from the vehicle.
- If
replacing the HVAC module, remove the  right   side of the carrier from the vehicle
    to gain access to the module.
 
- Remove the I/P center support bracket bezel (1).
 
Important: Remove all of the parts of the I/P carrier assembly from the vehicle as a unit.
- Remove the I/P center support bracket bolt.
 
- Remove the I/P carrier side bolts. 
 
The left  side is shown, the right side is similar.
- Remove the I/P carrier top bolts (1).
 
- Remove the I/P carrier (1) from the
        vehicle.
 
Installation Procedure
- Position the I/P carrier (1) in the
vehicle.
 
Notice: Refer to Fastener Notice in the Preface section.
- Install the I/P carrier top bolts (1).
 
Tighten
Tighten the bolts to 50 N·m (37 lb ft).
- Install the I/P carrier side bolts. 
 
The left  side is shown, the right is similar.
Tighten
Tighten the bolts to 50 N·m (37 lb ft).
- Install the I/P center support bracket bolt. 
 
Tighten
Tighten the bolt to 25 N·m (18 lb ft).
- Install the I/P center support bracket bezel (1).
 
- Install
 the right side of the carrier to the    vehicle, if the HVAC module was removed.
 
- Install the retaining bolts.
 
Tighten
Tighten bolts to 50 N·m (37 lb ft).
- Attach the I/P harness to the carrier.
 
- Install the amplifier, if equipped. Refer to in 
Radio Speaker Amplifier Replacement 
  in Entertainment.
 
- Install the cross car duct. Refer to 
Air Distributor Duct Replacement 
  in Heating,   Ventilation and Air Conditioning
 
- Install the antenna cable to the cross car duct.
 
- Install the transfer case control module to the bracket, if equipped.
      Refer to 
Transfer Case Shift Control Module Replacement 
 in Transfer Case NV6 246 - NP8.
 
- Connect all of the electrical connectors to the wiring harness junction
       block. Refer to 
Fuse Block Replacement 
.
 
- Install
the I/P upper brackets.
 
Tighten
Tighten the bolts to 2 N·m (18 lb in)
- Install  the I/P assembly to the vehicle.
 
- Install the I/P assembly retaining nuts (4) and  bolts (3).
 
Ensure the wire harness is routed to all of the openings.
Tighten
Tighten the retaining bolts (3) and nuts (4) to 9 N·m (80 lb in).
- Install the harness hold down retainers to the I/P assembly.
 
- Install the harness to the I/P. Refer to 
Fuse Block Replacement 
.
 
- Install both front window air duct to the I/P assembly.
 
- Install the I/P cluster assembly. Refer to 
Instrument Cluster Replacement 
.
 
- Install the park brake release lever to the I/P. Refer to 
Parking Brake Release Handle Assembly Replacement 
  in Park Brake.
 
- Install the data link connector to the I/P. Refer to 
Data Link Connector Replacement 
  in Data Link Communications.
 
- Install the remote control door lock receiver module, if equipped. Refer
      to 
Remote Control Door Lock Receiver Replacement 
      in Keyless Entry.
 
- Install the VCU, if equipped. Refer to 
OnStar Vehicle Communication Unit Replacement 
 in  Cellular  Communication.
 
- Install the VIU, if equipped. Refer to 
OnStar Vehicle Interface Unit Replacement 
 in  Cellular  Communication.
 
- Install the steering column. Refer to 
Steering Column Replacement 
  in   Steering Wheel and Column.
 
- Install the left air louver housing. Refer to 
Instrument Panel Air Outlet Replacement 
  in Heating, Ventilation   
 and Air Conditioning.
 
- Install the accessory switch housing. Refer to 
Accessory Switch Replacement 
.
 
- Install the HVAC control. Refer to 
Control Assembly Replacement 
  in HVAC   Systems-Manual.
 
- Install the radio. Refer to 
Radio Replacement 
 in  Entertainment.
 
- Install the passenger side airbag module. Refer to 
Inflatable Restraint Instrument Panel Module Replacement 
 in SIR.
 
- Install the lower trim panel. Refer to 
Instrument Panel Lower Trim Panel Replacement 
.
 
- Install the driver side knee bolster. Refer to 
Knee Bolster Replacement 
.
 
- Install the center console, if equipped. Refer to 
Console Replacement 
.
 
- Install the I/P trim pad. Refer to 
Instrument Panel Upper Trim Pad Replacement 
.
 
- Connect the negative battery cable.