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

Installation Procedure

  1. GM4772817Courtesy of GENERAL MOTORS COMPANY

    Coolant Temperature System Control Module Bracket (2) - Install

  2. CAUTION:

    Refer to Fastener Caution .

  3. Coolant Temperature System Control Module Bracket Bolt (1) - Install and tighten 58 N.m (43 lb ft)
  4. GM4772815Courtesy of GENERAL MOTORS COMPANY

    Wiring Harness (1)@Coolant Temperature System Control Module Bracket - Reposition

  5. GM4771692Courtesy of GENERAL MOTORS COMPANY

    Generator Control Module Coolant/Air Separator (1) - Install - Generator Control Module Coolant/Air Separator Replacement (LHN) 

  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.