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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 175 (FLOOR COVERINGS AND HEADLININGS)REPAIR INSTRUCTIONSHEADLINING TRIM PANEL REPLACEMENTINSTALLATION PROCEDURE
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Installation Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Installation Procedure
WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Position the new headliner upside down, on a clean protected surface.
    2. Fig 1: Removing & Installing Antennae Module
    GM708271Courtesy of GENERAL MOTORS CORP.
  2. Transfer the antenna module (2) to the new headliner.
  3. Attach the antenna module (2) to the bracket.
  4. Connect the electrical connector (1).
  5. Connect the 2 coaxial cables (3, 4).
  6. Ensure the antenna module ground strap is positioned properly to the headliner.
    7. Fig 2: View Of Rear Dome Lamp Bezel
    GM1456340Courtesy of GENERAL MOTORS CORP.
  7. Install the rear dome lamp bezel (1) to the headliner.
    8. IMPORTANT: Ensure the bolt is placed through the antenna module ground strap.
  8. Loosely install the fastener.
    9. Fig 3: View Of Side Assist Handle
    GM1456180Courtesy of GENERAL MOTORS CORP.
  9. Install the side assist handle retainers (2).
  10. Install the assist handles and loosely install the fasteners in the integral retainer clips in order to hold the handles into position.
    11. Fig 4: View Of Retainer Clip/Spacer & Electrical Connector
    GM708358Courtesy of GENERAL MOTORS CORP.
  11. Install the sunshades to the headliner.
    12. IMPORTANT: The electrical harness is placed between the headliner and the plastic retainer clip.
  12. Position the electrical harness between the headliner and retainer clip.
  13. Install the metal retainer ring (2).
  14. Loosely install the fasteners.
  15. Connect the electrical connectors (1).
    16. Fig 5: View Of Overhead Console Bracket, Sunshade Retainer & Ground Strap
    GM708352Courtesy of GENERAL MOTORS CORP.
  16. Install the sunshade rod retainers.
  17. Install the overhead console to the headliner.
  18. On the right side, install the bolt through the sunshade rod retainer and through the overhead console bracket.
  19. Position the ground strap (1) onto the bolt (2).
  20. Install the metal retainer clip over the bolt in order to hold the ground strap into position.
  21. Install the left sunshade rod retainer.
  22. Loosely install the fastener.
  23. Ensure to install a new yellow plastic retainer to the bracket on the overhead console prior to assembly.

    The headliner is now ready for installation.

    24. Fig 6: Formed Headliner
    GM708334Courtesy of GENERAL MOTORS CORP.
  24. Ensure the electrical harnesses (3, 4, 6) are visible prior to installation.
  25. With the aid from an assistant, position the headliner (7) to the cardboard roof insulator.
    26. Fig 7: Identifying Retainer Securing Headliner To Roof Panel Above Overhead Console
    GM708114Courtesy of GENERAL MOTORS CORP.
  26. Position and align the yellow push-in retainer to the net hole located in roof panel above the overhead console.
  27. Apply moderate hand pressure to the overhead console (1) in order to seat the push-in retainer.
    28. NOTE: Refer to Fastener Notice .
  28. Secure both side assist handles (9) in order to hold the headliner in place.

    Tighten:  Tighten the assist handle screws to 2 N.m (18 lb in).

  29. Install the assist handle bezel covers.
  30. Secure the bezel cover.
  31. Secure both sunshades.

    Tighten:  Tighten the outer sunshade bezel fasteners to 2 N.m (18 lb in).

  32. Secure the right side sunshade rod retainer.

    Tighten:  Tighten the right side to 10 N.m (89 lb in).

  33. Secure the left side sunshade rod retainer.

    Tighten:  Tighten the left side to 2 N.m (18 lb in).

  34. Position the sunshades to the headliner.
  35. Connect the electrical connectors to the inside rearview mirror.
    36. Fig 8: Identifying Connector Lead For Antenna Module At Front Windshield
    GM734907Courtesy of GENERAL MOTORS CORP.
  36. Connect the connector lead (3) for the antenna module to the front windshield (2).
    37. Fig 9: Identifying Connector Lead For Antenna Module At Rear Window
    GM734908Courtesy of GENERAL MOTORS CORP.
  37. Connect the connector lead (3) for the antenna module to the rear window (1).
    38. Fig 10: Identifying Right Rear Quarter Panel Electrical Connectors
    GM708125Courtesy of GENERAL MOTORS CORP.
  38. Connect the right rear quarter electrical connectors (3, 4).
  39. Connect the coaxial cable (1).
    40. Fig 11: Identifying Left Rear Quarter Panel Electrical Connectors
    GM708157Courtesy of GENERAL MOTORS CORP.
  40. Connect the left rear quarter electrical connectors.
    41. Fig 12: View Of Rear Sail Panels
    GM1455772Courtesy of GENERAL MOTORS CORP.
  41. Install the rear sail panels. Refer to Sail Panel Replacement .
  42. Install the rear seat back. Refer to Rear Seat Back Replacement .
    43. Fig 13: View Of Center Pillar Garnish Moldings
    GM1455767Courtesy of GENERAL MOTORS CORP.
  43. Install the center pillar garnish moldings. Refer to Center Pillar Garnish Molding Replacement .
    44. Fig 14: View Of Rear Rocker Panels
    GM1455771Courtesy of GENERAL MOTORS CORP.
  44. Install the rear carpet retainers. Refer to Rear Carpet Retainer Replacement .
    45. Fig 15: View Of Front Rocker Panel
    GM1455770Courtesy of GENERAL MOTORS CORP.
  45. Install the front carpet retainers. Refer to Front Carpet Retainer Replacement .
  46. Install the center console. Refer to Front Floor Console Replacement .
  47. Install the front seats. Refer to Bucket Seat Replacement .
    48. Fig 16: View Of Windshield Pillar Garnish Molding
    GM1455769Courtesy of GENERAL MOTORS CORP.
  48. Install the windshield pillar garnish moldings. Refer to Windshield Pillar Garnish Molding Replacement .
  49. Enable the SIR system. Refer to SIR Disabling and Enabling .
RENDER: 1.0x

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.