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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1576 (Hydraulic Brake System) >> Repair Instructions >> Brake Master Cylinder Primary Piston Position Sensor Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Primary Piston Position Sensor Screws & Primary Piston Position Sensor
    GM1892243Courtesy of GENERAL MOTORS CORP.
  1. Install the BMC primary piston position sensor (2).
  2. CAUTION: Refer to Fastener Caution .
  3. Install the 2 BMC primary piston position sensor screws (1) and tighten to 10 N.m (89 lb in).
  4. Connect the primary piston position sensor electrical connector.
  5. Inspect the battery state of charge. Refer to Battery Inspection/Test .
  6. If necessary, connect a battery charger to the 12V battery. Refer to Battery Charging
  7. Install a scan tool to the vehicle.
  8. NOTE: The ignition switch must remain in the ON position with the engine OFF during this procedure.
  9. Turn the ignition ON with the engine OFF.
  10. Using the scan tool, perform the following steps:
    1. Select Diagnostics
    2. Select the appropriate vehicle information
    3. Select Chassis
    4. Select Electronic Brake Control Module (EBCM)
    5. Select Module Setup
    6. Select BMC Primary Piston Position Relearn and follow the instructions on the scan tool