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Home › Chevrolet › 2016 › SS Automatic Trans › Repair and Diagnosis › Engine Mechanical › Engine Mechanical - 6.2L (LS3) › Repair Instructions - On Vehicle › Engine Front Cover Replacement › Installation Procedure

Installation Procedure

NOTE:
  • Do not reuse the crankshaft oil seal or front cover gasket.
  • Do not apply any type of sealant to the front cover gasket, unless specified.
  • The special tool in this procedure is used to properly center the front crankshaft front oil seal.
    • All gasket surfaces should be free of oil or other foreign material during assembly.
    • The crankshaft front oil seal MUST be centered in relation to the crankshaft.
    • An improperly aligned front cover may cause premature front oil seal wear and/or engine oil leaks.
    Fig 1: Front Cover, Oil Seal, Camshaft Position Sensor, Bracket & O Ring
    GM1704625Courtesy of GENERAL MOTORS COMPANY
  1. If replacing the front cover perform the following steps, otherwise proceed to step 8.
  2. Inspect the CMP sensor O-ring seal for cuts or damage. If the seal is not cut or damaged, it may be reused.
  3. Lubricate the O-ring seal (3) with clean engine oil.
  4. Install the CMP sensor (2).
  5. Position the CMP sensor wire harness (5) to the front cover.
  6. Connect the CMP sensor wire harness to the CMP sensor.
    7. CAUTION:

    Refer to Fastener Caution .

  7. Install the CMP sensor wire harness bolts (1 and 6) and tighten to 10 N.m (89 lb in).
    8. Fig 2: Front Cover & Gasket
    GM1704624Courtesy of GENERAL MOTORS COMPANY
  8. Apply a 5 mm (0.20 in) bead of sealant, 20 mm (0.80 in) long to the oil pan to engine block junction. Refer to Adhesives, Fluids, Lubricants, and Sealers .
  9. Position the NEW engine front cover gasket (3) and front cover (2) to the engine.
  10. Install the front cover bolts (1) until snug. Do not overtighten.
    11. Fig 3: Oil Pan-To-Front Cover Bolts
    GM832976Courtesy of GENERAL MOTORS COMPANY
  11. Install the oil pan-to-front cover bolts (1) until snug. Do not over tighten.
    12. Fig 4: EN-48853 On Crankshaft
    GM2126898Courtesy of GENERAL MOTORS COMPANY
  12. Install EN-48853  Front and Rear Cover Alignment Tool to the front cover.
  13. Align the tapered legs of the EN-48853  Front and Rear Cover Alignment Tool with the machined alignment surfaces on the front cover.
  14. Install the crankshaft balancer bolt until snug. Do not overtighten.
    1. Tighten the oil pan to front cover bolts to 25 N.m (18 lb ft).
    2. Tighten the engine front cover bolts to 25 N.m (18 lb ft).
  15. Remove the EN-48853  Front and Rear Cover Alignment Tool.
    16. Fig 5: Electrical Connector, Cable Channel Bolt & Pin
    GM1697734Courtesy of GENERAL MOTORS COMPANY
  16. Connect the engine harness electrical connector (1) to the CMP sensor wire harness electrical connector.
  17. Install the water pump. Refer to Water Pump Replacement .
  18. Install the crankshaft balancer. Refer to Crankshaft Balancer Removal .
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