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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 163 (Engine Mechanical - 3.6L (LGX LF4) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Crankshaft Balancer Replacement (LF4) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Flywheel Holding Tool
    GM2663739Courtesy of GENERAL MOTORS COMPANY
  1. The EN-46106  tool (1) must be installed onto the flywheel.
  2. Fig 2: Identifying Lubrication & Non-Lubrication Areas On Crankshaft Balancer
    GM1395952Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Do not lubricate the crankshaft front oil seal or crankshaft balancer sealing surfaces. The crankshaft balancer is installed into a dry seal.

  3. Apply lubricant to the inside of the crankshaft balancer hub bore.
  4. Fig 3: Crankshaft Balancer
    GM2780467Courtesy of GENERAL MOTORS COMPANY
  5. Place the crankshaft balancer (1) in position on the crankshaft.
  6. Thread the EN-41998-B  installer (2) in the crankshaft. Ensure you engage at least 10 threads of the EN-41998-B  installer before pressing the crankshaft balancer in place.
  7. Push the crankshaft balancer into position by tightening the nut on the EN-41998-B  installer until the large washer bottoms out on the crankshaft end.
  8. Remove the EN-41998-B  installer.
  9. Fig 4: Crankshaft Balancer Bolt And Washer
    GM2780473Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Always install a new crankshaft balancer retaining bolt (1) and washer.

  10. Install the NEW crankshaft balancer bolt (1).
  11. CAUTION:

    Refer to Fastener Caution .

  12. Tighten the crankshaft balancer bolt to 100 N.m (74 lb ft) and an additional 150 degrees using the EN-45059  meter.
  13. Fig 5: Flywheel Holding Tool
    GM2663739Courtesy of GENERAL MOTORS COMPANY
  14. Remove the EN-46106  tool (1).
  15. Install the stabilizer shaft. Refer to Stabilizer Shaft Replacement (V-Series) .
  16. Install the starter. Refer to Starter Replacement (LF4 - Manual Transmission)Starter Replacement (LF4 - Automatic Transmission) .
  17. Install the engine coolant fan shroud. Refer to Engine Coolant Fan Shroud Replacement (LF4) .
  18. Install the drive belt. Refer to Drive Belt Replacement (LF4) .