CTS V6-3.2L VIN N (2003)
Brake Hose/Line: Service and Repair
Brake Pipe Replacement
Brake Pipe Replacement
Caution: Refer to Brake Fluid Irritant Caution in Cautions and Notices.
Notice: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in Cautions and Notices.
Removal Procedure
Caution: Always use double-walled steel brake pipe when replacing brake pipes. The use of any other pipe is not recommended and may
cause brake system failure. Carefully route and retain replacement brake pipes. Always use the correct fasteners and in the original location
for replacement brake pipes. Failure to properly route and retain brake pipes may cause damage to the brake pipes and brake system
resulting in personal injury.
Important: Brake pipes that run parallel to each other must maintain a 6 mm (1/4 in) clearance.
1. Disconnect the brake pipe fittings.
2. Remove the brake pipe fasteners from the vehicle.
3. Remove the brake pipe from the vehicle.
Installation Procedure
1. Bend the brake pipe to achieve proper fit.
2. Install the brake pipe to the vehicle. Maintain a clearance of 19 mm (3/4 in) for all moving or vibrating components.
3. Install the brake pipe fasteners to the vehicle.
Notice: Refer to Fastener Notice in Cautions and Notices.
4. Connect the brake pipe fittings.
Tighten
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Tighten the brake pipe fittings to the BPMV or the brake hoses to 24 N.m (18 lb ft).
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Tighten the brake pipe fittings to the master cylinder to 32 N.m (24 lb ft).
5. Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding (Manual) or Hydraulic Brake System Bleeding (Pressure) in
Hydraulic Brake System Bleeding.
6. Perform the Auto Bleed Procedure. Refer to ABS Automated Bleed Procedure in Antilock Brake System. See: Service and Repair/Hydraulic
Brake System Bleeding (Manual) See: Service and Repair/Hydraulic Brake System Bleeding (Pressure) See: Brake Bleeding/Service and Repair