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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 279 (Engine Cooling System - Repair Instructions) >> Repair Instructions >> Radiator Surge Tank Replacement (LSY) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM5312896Courtesy of GENERAL MOTORS COMPANY

    Radiator Surge Tank (1) - Install

  2. GM5312893Courtesy of GENERAL MOTORS COMPANY

    Clip (2) @Front Wheelhouse Panel Extension - Install

  3. CAUTION:

    Refer to Fastener Caution .

  4. Radiator Surge Tank Nut (1) - Install and tighten 9 N.m (80 lb in)
  5. GM5312705Courtesy of GENERAL MOTORS COMPANY

    Heater Outlet Hose (2) @Radiator Surge Tank - Install - Heater Outlet Hose Replacement (LSY)

  6. GM5311852Courtesy of GENERAL MOTORS COMPANY

    Radiator Surge Tank Inlet Hose (2) @Radiator Surge Tank - Install - Radiator Surge Tank Inlet Hose Replacement (LSY Radiator Surge Tank to Radiator Surge Tank Outlet Pipe and Engine Coolant Thermostat Housing Pipe) , or Radiator Surge Tank Inlet Hose Replacement (LSY Radiator Surge Tank Outlet Pipe to Radiator) 

  7. Front End Sheet Metal Cross Brace- Right Side - Install - Front End Sheet Metal Cross Brace Replacement (Impact Bar Bracket) , or Front End Sheet Metal Cross Brace Replacement (Plenum without Blackwing) , or Front End Sheet Metal Cross Brace Replacement (Plenum with Blackwing)
  8. GM5309180Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel (1) - Install - Plenum Front Panel Replacement (without Blackwing) , or Plenum Front Panel Replacement (with Blackwing)

  9. Fill the cooling system to the proper level. Cooling System Draining and Filling (LSY GE 47716) , or Cooling System Draining and Filling (LSY Static Fill) 
  10. Start the engine and check for coolant leaks.