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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Hybrid/EV Energy Storage System) >> Repair Instructions >> Battery Energy Control Module Wiring Junction Block Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Battery Energy Control Module Junction Block Fasteners
    GM2596582Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  1. Install the drive motor battery wire junction block relay (2) and tighten the fasteners (1) to 9 N.m (80 lb in).
    2. Fig 2: Cut-Off Switch Fastener
    GM2596569Courtesy of GENERAL MOTORS COMPANY
  2. Connect the following to the generator battery disconnect relay junction block :
    • Current Sensor Connector (3).
    • Pre-Charge Contacts (4).
    • Contactor Connector (5).
    3. Fig 3: Generator Control Module Connector
    GM2596589Courtesy of GENERAL MOTORS COMPANY
  3. Install the connector (1) to the generator control module.
    4. Fig 4: High Voltage Battery Cables-To-Batteries Fasteners
    GM2869862Courtesy of GENERAL MOTORS COMPANY
  4. Install the fasteners (2) retaining the junction block to the generator control module.
  5. Position the high voltage cables through the cable retaining clip (1).
    6. NOTE:

    Critical high voltage fastener. Perform second torque verification check following re-assembly.

  6. Install the high voltage cables to the batteries and tighten the fasteners (3) to 9 N.m (80 lb in).
  7. Enable the hybrid battery. Refer to High Voltage Enabling .


    Fig 1: Generator Battery Disconnect Relay Fasteners
    GM2596568Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  1. Install the battery energy control module wiring junction block (2) to the generator control module and tighten the fasteners (1) to 9 N.m (80 lb in).
    2. Fig 2: Cut-Off Switch Fastener
    GM2601899Courtesy of GENERAL MOTORS COMPANY
  2. Install the cut-off switch (2) to the drive motor battery junction block relay and tighten the fastener (1) to 4 N.m (35 lb in).
    3. Fig 3: High Voltage Fasteners And Cables
    GM2596579Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Critical high voltage fastener. Perform second torque verification check following re-assembly.

  3. Install the high voltage cables (2) to the battery energy control module wiring junction block and tighten the fasteners (1) to 9 N.m (80 lb in).
  4. Enable the hybrid battery. Refer to High Voltage Enabling .
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