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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 709 (Hydraulic Brake System) >> Repair Instructions >> Combination Valve Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Verify that the replacement combination valve has the same pin punched identification code as the code on the old combination valve.
  1. Install the combination valve to the vehicle.
    2. NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
    Fig 1: Installing Combination Valve Brake Pipes
    GM596405Courtesy of GENERAL MOTORS CORP.
  2. Install the front and the rear brake pipes to the combination valve.

    Tighten:  Tighten the brake pipe nuts to 25 N.m (18 lb ft).

  3. Connect the combination valve electrical connector.
    4. IMPORTANT: Verify that the combination valve metering rod is depressed during bleeding.
  4. Bleed the brake system. Refer to Hydraulic Brake System Bleeding (Manual) .
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