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Home >> Cadillac >> 2004 >> CTS Base, 3.6 7 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Mechanical - 3.2L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Crankcase Vent Housing Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Applying Bead Of Sealant To Groove Of Crankcase Vent Housing
    GM821098Courtesy of GENERAL MOTORS CORP.
  1. Apply a 3 mm (0.12 in) bead of sealant GM P/N 1052942 (Canadian P/N 10953466) to the groove of the crankcase vent housing.
  2. Remove the plugs from the crankcase ports.
  3. Fig 2: Removing & Installing Crankcase Vent Housing Bolts
    GM821097Courtesy of GENERAL MOTORS CORP.
  4. Position the crankcase vent housing to the engine block.
  5. NOTE: Refer to Fastener Notice in Cautions and Notices.
  6. Install the crankcase vent housing bolts.

    Tighten:  Tighten the crankcase vent housing bolts to 8 N.m (71 lb in).

  7. Fig 3: Identifying Components Connected To Crankcase Vent Housing
    GM821095Courtesy of GENERAL MOTORS CORP.
  8. Install the bolt (6) securing the following to the crankcase vent housing (4):
    • The EVAP canister purge valve bracket (1)
    • The heated oxygen sensor connector bracket (5)

      Tighten:  Tighten the EVAP canister purge valve bracket bolt to 8 N.m (71 lb in).

  9. Connect the following to the crankcase vent housing (4):
    • The crankcase ventilation fresh air hose (2)
    • The crankcase ventilation dirty air hose (3)
    • The engine wiring harness push retainer
  10. Fig 4: Locating Heated Oxygen Sensor Connector & Bracket
    GM785788Courtesy of GENERAL MOTORS CORP.
  11. Install the heated oxygen sensor connector (1) to the bracket (3).
  12. Install the bolt securing the surge tank outlet pipe to the vent housing-LHD ONLY.

    Tighten:  Tighten the surge tank outlet pipe to vent housing bolt to 9 N.m (80 lb in).

  13. Fig 5: Locating Coil Pack Electrical Connector
    GM785822Courtesy of GENERAL MOTORS CORP.
  14. Connect the electrical connector (2) to the coil pack (1).
  15. Install the following components according to the RPO code: