Chevrolet Silverado / GMC Sierra. Service manual — part 2408

Courtesy of GENERAL MOTORS CORP.

1. Lock the steering column through the access hole in the steering column shroud using anti-

rotation pin J 42640.

NOTE:

Secure the steering wheel utilizing a strap to prevent rotation.
Locking of the steering column will prevent damage and a
possible malfunction of the SIR system. The steering wheel
must be secured in position before disconnecting the following
components:

The steering column

The intermediate shaft

The steering gear

After disconnecting these components, do not move the front
tires and wheels. Failure to follow these procedures may cause
improper alignment of some components during installation
and result in possible damage to the SIR coil.

2008 Chevrolet Silverado 1500

2008 ACCESSORIES & EQUIPMENT Instrument Panel and Console Trim - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

Fig. 44: View Of Upper Intermediate Shaft Pinch Bolt, Nut & Steering Column
Courtesy of GENERAL MOTORS CORP.

2. Remove the steering shaft coupling nut (1) and bolt (2) at the steering column.

3. Remove the front floor console, If equipped. Refer to Front Floor Console Replacement

(with RPO SLT) or Front Floor Console Replacement (without RPO SLT).

4. Remove the transmission control lever knob, if equipped with a manual transmission. Refer

to Transmission Control Lever Knob Replacement or Transmission Control Lever
Knob Replacement .

5. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection

and Connection (w/Single Battery) or Battery Negative Cable Disconnection and
Connection (w/Auxiliary Battery) or Battery Negative Cable Disconnection and
Connection (w/Dual Batteries) .

6. Remove the instrument panel outer trim covers. Refer to Instrument Panel Outer Trim

Cover Replacement (without RPO SLT) or Instrument Panel Outer Trim Cover

2008 Chevrolet Silverado 1500

2008 ACCESSORIES & EQUIPMENT Instrument Panel and Console Trim - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

Replacement (with RPO SLT).

7. Remove the windshield pillar garnish moldings. Refer to Windshield Pillar Garnish

Molding Replacement .

8. Remove the instrument panel upper trim panel with windshield defroster nozzle grille. Refer

to Instrument Panel Upper Trim Panel with Windshield Defroster Nozzle Grille
Replacement (without RPO SLT) or Instrument Panel Upper Trim Panel with
Windshield Defroster Nozzle Grille Replacement (with RPO SLT).

9. Tape the ambient light sensor to the instrument panel upper trim panel to ensure it does not

fall behind the instrument panel assembly during reinstallation.

10. Remove the right and left body hinge pillar trim panel. Refer to Body Hinge Pillar Trim

Panel Replacement .

11. Remove the instrument panel center support bracket. Refer to Instrument Panel Center

Support Bracket Replacement.

12. Note location and routing of the instrument panel wiring harness prior to removal in order

to ensure proper installation.

13. On the right side of the instrument panel.

Disconnect the electrical connections to the instrument panel right electrical center.

Disconnect the electrical connection for the instrument panel inflatable restraint
module.

Disconnect the radio antennas.

Release the wire looms securing the wiring harnesses to the right side of the instrument
panel.

14. On the left side of the instrument panel.

Disconnect the electrical connections to the instrument panel left electrical center.

Disconnect the ground wires from the upper left cowl panel.

Remove the body wiring harness junction block from its bracket to allow movement in
the body harness.

Release the wire looms securing the wiring harnesses to the left side of the instrument
panel.

2008 Chevrolet Silverado 1500

2008 ACCESSORIES & EQUIPMENT Instrument Panel and Console Trim - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

Fig. 45: View Of Bolts Securing Instrument Panel Upper Trim Panel To Cowl
Courtesy of GENERAL MOTORS CORP.

15. Remove the (4) bolts (1) securing the instrument panel upper trim panel to the cowl.

2008 Chevrolet Silverado 1500

2008 ACCESSORIES & EQUIPMENT Instrument Panel and Console Trim - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado