Chevrolet Silverado / GMC Sierra. Service manual — part 2288

SHOCK ABSORBER AND SPRING ASSEMBLY REPLACEMENT

Fig. 49: View Of Shock Absorber Module & Components
Courtesy of GENERAL MOTORS CORP.

Replacement (Link Style).

1

Front Suspension Torsion Bar Bushing

Procedure

1. Note the position of the bushing in the mounting bracket.

2. Using the appropriate bushing remover/installer, remove the bushing.

3. After installing the bushing, peened the bushing in three places 120

degrees part from each other.

4. Measure the trim height. Refer to Trim Height Inspection .

Callout

Component Name

Preliminary Procedures

2008 Chevrolet Silverado 1500

2008 SUSPENSION Front Suspension - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

SHOCK, SHOCK COMPONENT, AND/OR SPRING REPLACEMENT

Special Tools

J 45400 Spring Compressor. See Special Tools.

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

2. Remove the front tire and wheel assembly. Refer to Tire and Wheel Removal and

Installation .

3. Disconnect the outer tie rod from the steering knuckle. Refer to Steering Linkage

Outer Tie Rod Replacement .

1

Shock Absorber Module Bolt (Qty: 2)

Procedure

1. Support the lower control arm.

2. Disconnect the electronic suspension control electrical connector.

Tighten: 50 N.m (37 lb ft)

NOTE:

Do not use air powered tools in order to disassemble or assemble any vehicle
component. Bolt torques are vital to diagnosis. You can detect bolt torques only when
using hand tools. Improper bolt torques can contribute to vehicle repair problems.

NOTE:

Refer to Fastener Notice .

2

Shock Absorber Module Nut (Qty: 3)

Tighten: 50 N.m (37 lb ft)

3

Shock Absorber Module

Procedure

1. If removing the shock module to service its components, refer to Shock,

Shock Component, and/or Spring Replacement.

2. For the proper disposal procedure of the shock absorber, refer to Shock

Absorber Disposal.

2008 Chevrolet Silverado 1500

2008 SUSPENSION Front Suspension - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 50: Strut & Spring Assembly
Courtesy of GENERAL MOTORS CORP.

1. Install the shock absorber assembly in the J 45400 . See Special Tools.

IMPORTANT: Use only hand tools to perform the following service procedure.

IMPORTANT: The following service procedure is to be performed after the strut

assembly has been removed from the vehicle and installed in the
appropriate tool.

2008 Chevrolet Silverado 1500

2008 SUSPENSION Front Suspension - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 51: View Of Properly Seated Fingers
Courtesy of GENERAL MOTORS CORP.

2. Position the shock absorber assembly (3) in the J 45400 (2) so that the fingers are properly

seated on the top of the front suspension strut mount (1). See Special Tools.

IMPORTANT: Ensure that the fingers for the spring compressor are

properly adjusted on the top of the front suspension mount.

2008 Chevrolet Silverado 1500

2008 SUSPENSION Front Suspension - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado