Brake Pressure Modulator Valve Replacement

Fig 1: Locating Brake Pressure Modulator Valve Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
CAUTION: Refer to Brake Fluid Irritant Caution . NOTE: Refer to Brake Fluid Effects on Paint and Electrical Components Notice . Preliminary Procedures Remove the left front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement . Disconnect the electrical connector at the electronic brake control module.
1	Fittings, Brake Pipe - Master Cylinder (Qty: 2) NOTE: Refer to Fastener Notice . Tighten: 27 N.m (20 lb ft) Tip: Cap the brake pipe fittings to prevent fluid loss and contamination. Finger tighten the brake pipe fittings before tightening to the final torque specification.
2	Fitting, Brake Pipe Tighten: 18 N.m (13 lb ft) Tip: Cap the brake pipe fitting to prevent fluid loss and contamination. Finger tighten the brake pipe fittings before tightening to the final torque specification.
3	Fittings, Brake Pipe (Qty: 3) Tighten: 18 N.m (13 lb ft) Tip: Cap the brake pipe fitting to prevent fluid loss and contamination. Finger tighten the brake pipe fittings before tightening to the final torque specification.
4	Bolt, Brake Pressure Modulator Valve (BPMV) to Bracket Tighten: 10 N.m (89 lb in)
5	Valve, Brake Pressure Modulator (BPMV) Tip: DO NOT separate the BPMV from the electronic brake control module (EBCM) until out of the vehicle on a work bench.
6	Screws, EBCM to BPMV (Qty: 4) Tighten: 3 N.m (27 lb in)
7	Module, Electronic Brake Control (EBCM) Tip: If equipped with a brake fluid pressure sensor, connect the electrical connector. Fill the brake master cylinder reservoir. Refer to Master Cylinder Reservoir Filling . Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding (Manual) or Hydraulic Brake System Bleeding (Pressure) . Perform the automated bleed procedure. Refer to Antilock Brake System Automated Bleed Procedure . Perform the system check - vehicle. Refer to Diagnostic System Check - Vehicle .