Chevrolet Silverado / GMC Sierra. Service manual — part 2384

10.42-10.79 mm (0.410-0.425 in) flare diameter for 7.94 mm (5/16 in) diameter pipe

33. If necessary, using the removed section of brake pipe as a template, shape the new pipe with

a suitable brake pipe bending tool.

34. Install the pipe to the vehicle with the appropriate brake pipe unions, as required.

35. If previously released, secure the brake pipe to the retainers.

36. Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding (Pressure)

or Hydraulic Brake System Bleeding (Manual).

37. With the aid of an assistant, inspect the brake pipe flares for leaks by starting the engine and

applying the brakes.

FRONT BRAKE HOSE REPLACEMENT (JD9, JF3, JF7)

Fig. 26: Front Brake Hose Replacement (JD9, JF3, JF7)
Courtesy of GENERAL MOTORS CORP.

IMPORTANT: When installing the pipe, maintain a clearance of 19 mm (3/4

in) from all moving or vibrating components.

2008 Chevrolet Silverado 1500

2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Callout

Component Name

Preliminary Procedures

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

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

Installation .

CAUTION:

Refer to Brake Dust Caution .

CAUTION:

Refer to Brake Fluid Irritant Caution .

1

Wheel Speed Sensor Wire Clip

2

Hose Bracket to Control Arm Bolt

Tighten: 9 N.m (80 lb in)

NOTE:

Refer to Fastener Notice .

3

Wheel Speed Sensor Wire Clip

4

Brake Pipe Fitting

Procedure

1. Remove any dirt or debris from the brake pipe fitting.

2. Cap the brake pipe fitting to prevent brake fluid loss and contamination.

Tighten: 25 N.m (18 lb ft)

5

Hose Bracket to Frame Bolt

Tighten: 9 N.m (80 lb in)

6

Brake Hose Fitting Bolt

Tighten: 40 N.m (30 lb ft)

7

Brake Hose Fitting Gasket (Qty: 2)

Procedure

1. Discard the brake hose fitting gaskets.

2008 Chevrolet Silverado 1500

2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

FRONT BRAKE HOSE REPLACEMENT (JH6, JH7)

Fig. 27: Front Brake Hose Replacement (JH6, JH7)
Courtesy of GENERAL MOTORS CORP.

2. Install 2 new brake hose fitting gaskets.

8

Brake Hose
Procedure:
Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding
(Pressure) or Hydraulic Brake System Bleeding (Manual).

Callout

Component Name

Preliminary Procedures

CAUTION:

Refer to Brake Dust Caution .

CAUTION:

Refer to Brake Fluid Irritant Caution .

2008 Chevrolet Silverado 1500

2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

REAR BRAKE HOSE REPLACEMENT (FRAME TO AXLE - JH6, JH7)

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

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

Installation .

1

Brake Pipe Fitting

Procedure

1. Remove any dirt or debris from the brake pipe fitting.

2. Cap the brake pipe fitting to prevent brake fluid loss and contamination.

Tighten: 25 N.m (18 lb ft)

NOTE:

Refer to Fastener Notice .

2

Hose Bracket to Frame Bolt

Tighten: 9 N.m (80 lb in)

3

Hose Bracket to Control Arm Bolt

Tighten: 9 N.m (80 lb in)

4

Hose Bracket to Steering Knuckle Bolt

Tighten: 9 N.m (80 lb in)

5

Brake Hose Fitting Bolt

Tighten: 40 N.m (30 lb ft)

6

Brake Hose Fitting Gasket (Qty: 2)

Procedure

1. Discard the brake hose fitting gaskets.

2. Install 2 new brake hose fitting gaskets.

7

Brake Hose
Procedure:
Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding
(Pressure) or Hydraulic Brake System Bleeding (Manual).

2008 Chevrolet Silverado 1500

2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado