Chevrolet Silverado / GMC Sierra. Service manual — part 681

SEAT BELT RETRACTOR PRETENSIONER REPLACEMENT - FRONT (EXTENDED CAB)

Fig. 27: Seat Belt Retractor Pretensioner Replacement - Front (Extended Cab)
Courtesy of GENERAL MOTORS CORP.

4

Tighten: 45 N.m (33 lb ft)

5

Front Seat Belt Retractor Assembly
Tip: Route seat belt through slot in body lock pillar trim panel.

Callout

Component Name

CAUTION:

Refer to SIR Caution .

CAUTION:

In order to prevent accidental deployment and the risk of personal injury, do not dispose of an
undeployed inflatable restraint seat belt pretensioner as normal shop waste. Undeployed seat belt
pretensioners contain substances that could cause severe illness or personal injury if their sealed
containers are damaged during disposal. Use the following deployment procedures to safely
dispose of an undeployed seat belt pretensioner. Failure to observe the following disposal methods
may be a violation of federal, state, or local laws.

2008 Chevrolet Silverado 1500

2008 RESTRAINTS Supplemental Inflatable Restraints - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

SEAT BELT RETRACTOR PRETENSIONER REPLACEMENT - FRONT (CREW CAB)

Preliminary Procedures

1. Disable the SIR. Refer to SIR Disabling and Enabling.

2. Remove front door sill plate. Refer to Front Side Door Sill Plate Replacement

(Regular Cab/Crew Cab) or Front Side Door Sill Plate Replacement (Extended
Cab) .

3. Remove rear door sill plate. Refer to Rear Side Door Sill Plate Replacement

(Extended Cab) or Rear Side Door Sill Plate Replacement (Crew Cab) .

1

Front Seat Belt Retractor Trim Cover

2

Front Seat Belt Retractor Bolt

Tip: Disconnect electrical connector.

Tighten: 45 N.m (33 lb ft)

NOTE:

Refer to Fastener Notice .

3

Front Seat Shoulder Belt Guide Plug

4

Front Seat Shoulder Belt Guide Bolt

Tighten: 45 N.m (33 lb ft)

5

Front Seat Adjuster Finish Cover

6

Front Seat Shoulder Belt Anchor Plate Bolt

Tighten: 45 N.m (33 lb ft)

7

Front Seat Shoulder Belt Retractor Assembly

2008 Chevrolet Silverado 1500

2008 RESTRAINTS Supplemental Inflatable Restraints - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 28: Seat Belt Retractor Pretensioner Replacement - Front (Crew Cab)
Courtesy of GENERAL MOTORS CORP.

Callout

Component Name

Preliminary Procedures

1. Disable the SIR. Refer to SIR Disabling and Enabling.

2. Remove front seat shoulder belt adjuster cover. Refer to Seat Belt Height Adjuster

Knob Replacement - Front .

3. Remove front door sill plate. Refer to Front Side Door Sill Plate Replacement

CAUTION:

Refer to SIR Caution .

CAUTION:

In order to prevent accidental deployment and the risk of personal injury, do not dispose of an
undeployed inflatable restraint seat belt pretensioner as normal shop waste. Undeployed seat belt
pretensioners contain substances that could cause severe illness or personal injury if their sealed
containers are damaged during disposal. Use the following deployment procedures to safely
dispose of an undeployed seat belt pretensioner. Failure to observe the following disposal methods
may be a violation of federal, state, or local laws.

2008 Chevrolet Silverado 1500

2008 RESTRAINTS Supplemental Inflatable Restraints - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

REPAIRS AND INSPECTIONS REQUIRED AFTER A COLLISION

Accident With or Without Inflator Module Deployment - Component Inspections

After any collision, inspect the following components as indicated. If you detect any damage,
replace the component. If you detect any damage to the mounting points or mounting hardware,
repair or replace the mounting points and mounting hardware as needed.

The steering column-Perform the steering column accident damage checking procedures.
Refer to Steering Column Accident Damage Inspection .

The instrument panel (I/P) knee bolsters and mounting points-Inspect the knee bolsters for
bending, twisting, buckling, or any other type of damage.

The I/P brackets, braces, etc.-Inspect for bending, twisting, buckling, or any other type of

(Regular Cab/Crew Cab) or Front Side Door Sill Plate Replacement (Extended
Cab) .

4. Remove rear door sill plate. Refer to Rear Side Door Sill Plate Replacement

(Extended Cab) or Rear Side Door Sill Plate Replacement (Crew Cab) .

5. Remove center pillar lower garnish molding. Refer to Center Pillar Lower Garnish

Molding Replacement .

1

Front Seat Shoulder Belt Anchor Plate Nut

Tighten: 45 N.m (33 lb ft)

NOTE:

Refer to Fastener Notice .

2

Front Seat Shoulder Belt Guide Retainer

3

Front Seat Shoulder Belt Retractor Bolt
Tip: Disconnect electrical connector.

Tighten: 45 N.m (33 lb ft)

4

Front Seat Shoulder Belt Retractor Assembly

CAUTION: Proper operation of the SIR sensing system requires that any

repairs to the vehicle structure return the vehicle structure to
the original production configuration. Not properly repairing
the vehicle structure could cause non-deployment in a
collision or deployment for conditions less severe than
intended.

2008 Chevrolet Silverado 1500

2008 RESTRAINTS Supplemental Inflatable Restraints - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado