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GMC Hummer H2 2004 Manual
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GMC Hummer H2 2004 Manual

Seat belts
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SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Fastener Tightening Specifications
Front Seat Belt Buckle Nut
Front Seat Retractor Bolt
Front Seat Upper Anchor Bolt
Outboard Seat Belt Anchor Nut
Rear Seat Belt Buckle Bolt
Rear Seat Belt Latch Cover Screw
Rear Seat Belt Retractor Bolts
Rear Seat Belt to Body Bolt
Retractor Tower Screw
SCHEMATIC AND ROUTING DIAGRAMS
SEAT BELT SCHEMATIC ICONS
Seat Belt Schematic Icons
2004 RESTRAINTS
Seat Belts - Hummer H2
Application
Icon
Metric
53 N.m
53 N.m
53 N.m
53 N.m
55 N.m
2 N.m
55 N.m
55 N.m
2 N.m
Icon Definition
CAUTION:
When performing service on or near the SIR
components or the SIR wiring, the SIR
system must be disabled. Refer to SIR
Disabling and Enabling Zones. Failure to
observe the correct procedure could cause
deployment of the SIR components, personal
injury, or unnecessary SIR system repairs.
Specification
English
39 lb ft
39 lb ft
39 lb ft
39 lb ft
41 lb ft
18 lb ft
41 lb ft
41 lb ft
18 lb ft

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Summary of Contents for GMC Hummer H2 2004

  • Page 1 2004 RESTRAINTS Seat Belts - Hummer H2 SPECIFICATIONS FASTENER TIGHTENING SPECIFICATIONS Fastener Tightening Specifications Specification Application Metric English Front Seat Belt Buckle Nut 53 N.m 39 lb ft Front Seat Retractor Bolt 53 N.m 39 lb ft Front Seat Upper Anchor Bolt 53 N.m 39 lb ft Outboard Seat Belt Anchor Nut...
  • Page 2 SEAT BELT SCHEMATICS...

  • Page 3: Component Locator

    Fig. 1: Seat Belt Courtesy of GENERAL MOTORS CORP. COMPONENT LOCATOR SEAT BELT COMPONENT VIEWS...
  • Page 4 Fig. 2: Seat Belt Switch Component Views Courtesy of GENERAL MOTORS CORP. Callouts For Fig. 2 Callout Component Name Seat Bolster Motor - Driver Seat Lumbar Motor - Driver Heated Seat Element - Driver Cushion C333 Seat Belt Switch Connector Heated Seat Element - Driver Cushion Connector SEAT BELT CONNECTOR END VIEWS Seat Belt Terminal Identification Switch...

  • Page 5: Diagnostic Information And Procedures

    12047663 Connector Part Information 2-Way M Metri-Pack 150 Series Sealed (BK) Wire Color Circuit No. Function BK/WH Seat Belt Switch-Left Seat Belt Indicator Control DIAGNOSTIC INFORMATION AND PROCEDURES DIAGNOSTIC STARTING POINT - SEAT BELTS Begin the system diagnosis by reviewing the Seat Belt System Description and Operation . Reviewing the Description and Operation will help identify the correct symptom diagnostic procedure when a malfunction exists.
  • Page 6 The seat belt webbing does not bind. 3. Verify that the seat belt buckle faces inboard and is accessible. 4. Verify that the seat belt retractor units are securely attached. 5. Verify that the seat belt anchor bolts are secure. 6.
  • Page 7 Replacement - Rear No. 2 or Seat Cushion Frame Replacement - Rear in Seats. Emergency Locking Retractors CAUTION: Perform this test in an area clear of other vehicles or obstructions. Do not conduct this test on the open road. A large, empty parking lot is suitable. Failure to observe this precaution may result in damage to the vehicle and possible personal injury.
  • Page 8 4. If the seat belt retractor does not operate as described, replace the retractor assembly. Refer to the following procedures: Seat Belt Retractor Replacement - Left Front Seat Belt Retractor Replacement - Right Front . Seat Belt Retractor Replacement - No. 1 Rear SYMPTOMS - SEAT BELTS IMPORTANT: Review the Seat Belt System Description and Operation in order to familiarize yourself with the system functions.
  • Page 9 3. Fasten the LF seat belt. 4. With a scan tool, observe the seat belt buckled parameter in the instrument panel cluster (IPC) data list. Go to Does the scan tool indicate that the seat belt is buckled? Step 8 Go to Step 4 1.
  • Page 10 bulb check. Go to Does the seat belt indicator illuminate during bulb Symptoms - check? Seat Belts Go to Step 4 1. Install a scan tool. 2. Unfasten the LF seat belt. 3. With a scan tool, observe the seat belt buckled parameter in the instrument panel cluster (IPC) data list.

  • Page 11: Repair Instructions

    Do not bleach or dye the seat belt webbing. Use only the following items in order to clean the seat belt webbing: A mild soap and water solution A soft brush or cloth Keep sharp edges and damaging objects away from the seat belts. Do not bend or damage any part of the seat belt buckle or the latch plate.
  • Page 12 be necessary, unless some of the parts are torn, worn, or damaged. SEAT BELT BUCKLE REPLACEMENT - FRONT Removal Procedure Fig. 4: Inboard Seat Belt Buckle, Nut & Electrical Connection Courtesy of GENERAL MOTORS CORP. 1. Remove the front seat belt buckle nut (1). Disconnect the electrical connection (2).
  • Page 13 2. Remove the seat belt buckle from the vehicle. Installation Procedure 1. Install the seat belt buckle in the vehicle. 2. Connect the electrical connection (2). Fig. 5: Inboard Seat Belt Buckle, Nut & Electrical Connection Courtesy of GENERAL MOTORS CORP. NOTE: Refer to Fastener Notice in Cautions and Notices.
  • Page 14 3. Install the front seat belt buckle nut (1). Tighten: Tighten the nut to 53 N.m (39 lb ft). SEAT BELT BUCKLE AND LATCH REPLACEMENT - NO. 2 REAR Removal Procedure Fig. 6: Handle Mounting Screws Courtesy of GENERAL MOTORS CORP. 1.
  • Page 15 Fig. 7: Seat Belt Buckle & Seat Frame Courtesy of GENERAL MOTORS CORP. 3. Remove the bolts attaching the buckle to the seat cushion frame. 4. Remove the buckle from the seat frame. Installation Procedure...
  • Page 16 Fig. 8: Seat Belt Buckle & Seat Frame Courtesy of GENERAL MOTORS CORP. NOTE: Refer to Fastener Notice in Cautions and Notices. 1. Install the buckle to the seat frame. 2. Install the buckle bolts. Tighten: Tighten the bolts to 53 N.m (39 lb ft).
  • Page 17 Fig. 9: Handle Mounting Screws Courtesy of GENERAL MOTORS CORP. 3. Connect the seat cushion cover by joining the cushion J-strips. 4. Install the handle mounting screws. Tighten: Tighten the screws to 7 N.m (61 lb in). SEAT BELT RETRACTOR REPLACEMENT - LEFT FRONT Removal Procedure 1.
  • Page 18 2. Remove the seat back cover and pad. Refer to Seat Back Cover and Pad Replacement - Front . 3. Separate the seat foam from the cardboard to gain access to the retainer on the seat belt side. 4. Remove the seat belt side cardboard retainers. 5.
  • Page 19 6. Remove the retractor bolt. Fig. 11: Retractor Tower Retaining Screw Courtesy of GENERAL MOTORS CORP. 7. Remove the retractor tower retaining screw. 8. Remove the retractor tower cover.
  • Page 20 Fig. 12: Upper Anchor Bolt - Right Front Courtesy of GENERAL MOTORS CORP. 9. Remove the upper anchor bolt. 10. Remove the retractor from the seat. Installation Procedure 1. Position the seat belt retractor onto the seat. Line up the tab on the retractor to the tab on the seat frame.
  • Page 21 Fig. 13: Upper Anchor Bolt - Right Front Courtesy of GENERAL MOTORS CORP. NOTE: Refer to Fastener Notice in Cautions and Notices. 2. Install the upper anchor bolt. Tighten: Tighten the bolt to 53 N.m (39 lb ft).
  • Page 22 Fig. 14: Retractor Tower Retaining Screw Courtesy of GENERAL MOTORS CORP. 3. Install the retractor tower cover. 4. Install the retractor tower cover retaining screw. Tighten: Tighten the screw to 2 N.m (18 lb in).
  • Page 23 Fig. 15: Lower Seat Belt Retractor Bolt - Left Front Courtesy of GENERAL MOTORS CORP. 5. Install the retractor. 6. Install the retractor bolt. Tighten: Tighten the bolt to 53 N.m (39 lb ft).
  • Page 24 7. Install the rear cardboard panel retainers. 8. Install the seat back cover and pad. Refer to Seat Back Cover and Pad Replacement - Front . 9. Move the seat to its original position. SEAT BELT RETRACTOR REPLACEMENT - RIGHT FRONT Removal Procedure 1.
  • Page 25 Fig. 16: Lower Seat Belt Retractor Bolt - Left Front Courtesy of GENERAL MOTORS CORP. 6. Remove the retractor bolt.
  • Page 26 Fig. 17: Retractor Tower Retaining Screw Courtesy of GENERAL MOTORS CORP. 7. Remove the retractor tower retaining screw. 8. Remove the retractor tower cover.
  • Page 27 Fig. 18: Upper Anchor Bolt - Right Front Courtesy of GENERAL MOTORS CORP. 9. Remove the upper anchor bolt. 10. Remove the retractor from the seat. Installation Procedure 1. Position the seat belt retractor onto the seat. Line up the tab on the retractor to the tab on the seat frame.
  • Page 28 Fig. 19: Upper Anchor Bolt - Right Front Courtesy of GENERAL MOTORS CORP. NOTE: Refer to Fastener Notice in Cautions and Notices. 2. Install the upper anchor bolt. Tighten: Tighten the bolt to 53 N.m (39 lb ft).
  • Page 29 Fig. 20: Retractor Tower Retaining Screw Courtesy of GENERAL MOTORS CORP. 3. Install the retractor tower cover. 4. Install the retractor tower cover retaining screw. Tighten: Tighten the screw to 2 N.m (18 lb in).
  • Page 30 Fig. 21: Lower Seat Belt Retractor Bolt - Left Front Courtesy of GENERAL MOTORS CORP. 5. Install the retractor. 6. Install the retractor bolt. Tighten: Tighten the bolt to 53 N.m (39 lb ft).
  • Page 31 7. Install the rear cardboard panel retainers. 8. Install the seat back cover and pad. Refer to Seat Back Cover and Pad Replacement - Front . 9. Move the seat to its original position. SEAT BELT RETRACTOR REPLACEMENT - NO. 1 REAR Removal Procedure 1.
  • Page 32 Fig. 22: Upper Guide Bolt Courtesy of GENERAL MOTORS CORP. 5. Remove the bolt from the upper guide. 6. Remove the bolt from the retractor. 7. Remove the seatbelt anchor bolt cover. 8. Remove the floor anchor bolt. 9. Remove the assembly from the vehicle.
  • Page 33 Installation Procedure 1. Install the assembly to vehicle. NOTE: Refer to Fastener Notice in Cautions and Notices. 2. Install the bolt to the retractor. Tighten: Tighten the bolt to 55 N.m (41 lb ft). 3. Install the bolt to the upper guide. Tighten: Tighten the bolt to 55 N.m (41 lb ft).
  • Page 34 Fig. 23: Upper Guide Bolt Courtesy of GENERAL MOTORS CORP. 4. Route the belt through trim panel. 5. Install the lock pillar trim panel. Refer to Trim Replacement - Lock Pillar in Interior Trim. 6. Install the lower anchor bolt to bodyside panel. Tighten: Tighten the bolt to 55 N.m (41 lb ft).
  • Page 35 7. Install the floor anchor bolt. Tighten: Tighten the bolt to 55 N.m (41 lb ft). 8. Install the seat belt anchor bolt cover. 9. Install the door sill plate. Refer to Door Sill Plate Replacement - Front or Door Sill Plate Replacement - Rear in Interior Trim.
  • Page 36 Fig. 24: Seat Belt Guide Cover Courtesy of GENERAL MOTORS CORP. 1. Remove the seat belt guide cover (1). 2. Remove the rear seat armrest. Refer to Armrest Replacement - Rear Seat in Seats.
  • Page 37 Fig. 25: Seat Belt Retractor Nut Courtesy of GENERAL MOTORS CORP. 3. Release the J-Clip from under the center armrest. 4. Remove the nut from the seat belt retractor.
  • Page 38 Fig. 26: Seat Belt Anchor Bolt Courtesy of GENERAL MOTORS CORP. 5. Remove the bolt (1) from the seat belt anchor. Installation Procedure...
  • Page 39 Fig. 27: Seat Belt Anchor Bolt Courtesy of GENERAL MOTORS CORP. NOTE: Refer to Fastener Notice in Cautions and Notices. 1. Install the bolt (1) to the seat belt anchor. Tighten: Tighten the bolt to 52 N.m (38 lb ft).
  • Page 40 Fig. 28: Seat Belt Retractor Nut Courtesy of GENERAL MOTORS CORP. 2. Install the nut to the seat belt retractor. Tighten: Tighten the nut to 52 N.m (38 lb ft). 3. Install the J-Clip under the center armrest.
  • Page 41 Fig. 29: Seat Belt Guide Cover Courtesy of GENERAL MOTORS CORP. 4. Install the rear seat armrest. Refer to Armrest Replacement - Rear Seat in Seats. 5. Install the seat belt guide cover (1). SEAT BELT RETRACTOR REPLACEMENT - NO. 2 REAR Removal Procedure 1.
  • Page 42 Fig. 30: Seat Latch Cover Courtesy of GENERAL MOTORS CORP. 3. Remove the latch cover (1) from the seat.
  • Page 43 Fig. 31: Seat Belt Anchor Bolt & Cushion Frame Courtesy of GENERAL MOTORS CORP. 4. Remove the seat belt anchor bolt (1) from the cushion frame. 5. Remove the head rests. Refer to Head Restraint Replacement in Seats. 6. Remove the seat back cover and pad. Refer to Seat Back Cover and Pad Replacement - Rear . 7.
  • Page 44 Fig. 32: Seatbelt Retractor Bolt Cover & Retractor Mounting Bolts Courtesy of GENERAL MOTORS CORP. 8. Remove the seatbelt retractor bolt cover (1). 9. Remove the retractor mounting bolts (2).
  • Page 45 Fig. 33: Handle Mounting Screws Courtesy of GENERAL MOTORS CORP. 10. Remove the handle mounting screws (1). 11. Partially remove the seat cushion cover by separating the cushion trim J-strips.
  • Page 46 Fig. 34: Seat Belt Buckle & Seat Frame Courtesy of GENERAL MOTORS CORP. 12. Remove the bolts attaching the buckle to the seat cushion frame. 13. Remove the buckle and the latch from the seat frame. Installation Procedure 1. Install the buckle and the latch to the seat frame.
  • Page 47 Fig. 35: Seat Belt Buckle & Seat Frame Courtesy of GENERAL MOTORS CORP. NOTE: Refer to Fastener Notice in Cautions and Notices. 2. Install the buckle bolts. Tighten: Tighten the bolts to 55 N.m (41 lb ft). 3. Connect the seat cushion cover by joining the cushion trim J-strips.
  • Page 48 Fig. 36: Handle Mounting Screws Courtesy of GENERAL MOTORS CORP. 4. Install the handle mounting screws (1). Tighten: Tighten the screws to 7 N.m (61 lb in). 5. Install the seat back frame. Refer to Seat Back Frame Replacement - Rear in Seats.
  • Page 49 Fig. 37: Seatbelt Retractor Bolt Cover & Retractor Mounting Bolts Courtesy of GENERAL MOTORS CORP. 6. Install the retractor mounting bolt (2). Tighten: Tighten the bolt to 55 N.m (410 lb ft). 7. Install the seatbelt retractor bolt cover (1). 8.
  • Page 50 Fig. 38: Seat Belt Anchor Bolt & Cushion Frame Courtesy of GENERAL MOTORS CORP. 10. Install the seat belt anchor bolt (1) to the cushion frame. Tighten: Tighten the bolt to 55 N.m (41 lb ft)

  • Page 51: Description And Operation

    Fig. 39: Seat Latch Cover Courtesy of GENERAL MOTORS CORP. 11. Install the latch cover (1) to the seat. Tighten: Tighten the screw to 2 N.m (18 lb in). 12. In order to secure the seat back, manually rotate the center latch. Rotate the latch until the seat back clicks into position.
  • Page 52 Front Seat Belt System Operation 1. The front seat belt system includes a driver and\or passenger seat belt retractor and buckle. 2. The LF seat belt system, includes a seat belt switch in the LF seat buckle which controls a seat belt indicator and an audio alarm.
  • Page 53 The ignition switch is in one of the following positions: BULB TEST START The LF seat belt is not fastened. The audio alarm, located within the radio/amplifier, also incorporates an indicator within the instrument panel cluster (IPC). The seat belt indicator works in conjunction with the audio alarm. When the SDM receives a signal that the LF seat belt is unfastened, the SDM sends a signal to the IPC to command ON the seat belt indicator and to the radio/amplifier to command ON the audible alarm.