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Home >> Buick >> 2019 >> LaCrosse Base >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Cooling Systems >> Hybrid/EV Cooling >> Repair Instructions >> Generator Control Module Coolant Pump Hose Replacement (LHN) >> Installation Procedure

Installation Procedure

  1. GM4757241Courtesy of GENERAL MOTORS COMPANY

    Generator Control Module Coolant Pump Hose (2)@Drive Motor Generator Control Module Coolant Pump Hose - Install

  2. Retainer (1)@Drive Motor Generator Control Module Coolant Pump Hose - Engage
  3. GM4757226Courtesy of GENERAL MOTORS COMPANY

    Generator Control Module Coolant Pump Hose (2)@Generator Control Module - Install

  4. Retainer Clip (1)@Generator Control Module Coolant Pump Hose (2) - Engage
  5. GM4757215Courtesy of GENERAL MOTORS COMPANY

    Generator Control Module Coolant Pipe Clip (1)@Drive Motor Generator Power Inverter Module Bracket - Install [2x]

  6. Fill the cooling system to the proper level. Cooling System Draining and Filling (Static)Cooling System Draining and Filling (GE 47716)
  7. Start the engine and check for coolant leaks.