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Home >> Buick >> 2019 >> LaCrosse Base >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Converters and Controllers >> Hybrid/EV Controls >> Repair Instructions >> Hybrid Powertrain Control Module 2 Replacement >> Removal Procedure
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Removal Procedure

  1. GM4756562Courtesy of GENERAL MOTORS COMPANY

    High Voltage Battery (1) - Remove - High Voltage Battery Replacement and Shipping Preparation

  2. GM4707522Courtesy of GENERAL MOTORS COMPANY

    High Voltage Battery Cover (2) - Remove - High Voltage Battery Cover Replacement (High Voltage Cables)High Voltage Battery Cover Replacement (High Voltage Battery)

  3. GM4708503Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Release the connector position assurance (CPA) locks on the electrical connectors (1).

    Electrical Connector (1) - Disconnect [4x]

  4. GM4708487Courtesy of GENERAL MOTORS COMPANY
  5. Hybrid Powertrain Control Module 2 Mounting Nut (1) - Remove [3x]
  6. Hybrid Powertrain Control Module 2 (2) - Remove