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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 Tank Hose Replacement (LHN) >> Removal Procedure

Removal Procedure

  1. Drain the cooling system. Cooling System Draining and Filling (Static)Cooling System Draining and Filling (GE 47716)
  2. GM4769500Courtesy of GENERAL MOTORS COMPANY

    Generator Control Module Coolant Tank Hose Clamp (1) - Disengage - Hose Clamp Replacement Guidelines - Spring Type

  3. Generator Control Module Coolant Tank Hose (2)@Generator Control Module Coolant/Air Separator - Remove
  4. GM4757489Courtesy of GENERAL MOTORS COMPANY

    Engine Control Module Bracket (2) - Remove - Engine Control Module Bracket Replacement

  5. GM4769501Courtesy of GENERAL MOTORS COMPANY

    Generator Control Module Coolant Tank Hose Clamp (1) - Disengage - Hose Clamp Replacement Guidelines - Spring Type

  6. Generator Control Module Coolant Tank Hose (2)@Heater Coolant Pump Hose - Remove
  7. Generator Control Module Coolant Tank Hose (2) - Remove