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Home >> Chevrolet >> 2014 >> Impala LS >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Hybrid/EV Control System) >> Repair Instructions >> Starter Generator Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Stud/Nut
    GM2531304Courtesy of GENERAL MOTORS COMPANY
  1. Position the starter generator to the engine.
    2. CAUTION:

    Refer to Fastener Caution .

  2. For ease of service, replace the stud (1) with a new starter generator lower bolt (2) from the parts catalog and apply medium LOCTITE to the bolt. Tighten to 58 N.m (41 lb ft).
  3. Raise the vehicle.
  4. Install the starter generator lower bolts (2) and tighten to 58 N.m (41 lb ft).
  5. Lower the vehicle.
    6. Fig 2: Special Compressor Tool
    GM2536624Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Make sure the EN-48932  compressor tool is not on the Generator Bracket and A/C Compressor Bracket.

  6. Install the EN-48932  compressor tool (2) to the drive belt tensioner spring.
  7. Remove the belt from the middle idler.
  8. Install the drive belt onto the starter generator pulley.
  9. Rotate the tensioner pulley clockwise and then install the belt around the middle idler.
  10. Remove the EN-48932  compressor tool (2) from the drive belt tensioner spring.
    11. Fig 3: Drive Belt Tensioner Stop Bolt
    GM2531310Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Make sure the drive belt tensioner stop pin is aligned with the hole in the Generator and A/C Compressor bracket.

  11. Install the drive belt tensioner stop bolt (1) and the drive belt tensioner stop. Tighten to 9 N.m (80 lb in).
    12. Fig 4: Drive Motor Generator Battery Connector
    GM2531306Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Verify the connector is free of contamination prior to engagement.

  12. Install the starter generator battery connector (1).
    13. Fig 5: Starter Generator
    GM2531312Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Be sure the drive motor generator battery cable cover is fully seated against the drive motor generator battery cable housing prior to installing and fastening the nuts. This will ensure proper alignment and engagement of HVIL terminals.

    NOTE:

    Critical high voltage fastener. Perform second torque verification check following re-assembly.

  13. Install the drive motor generator battery cable to the starter generator assembly and tighten the nuts (1) to 9 N.m (80 lb in).
    14. Fig 6: Generator Starter Cover Nuts
    GM2531315Courtesy of GENERAL MOTORS COMPANY
  14. Install the drive motor generator battery cable cover nuts (1) and the drive motor generator battery cable cover (2). Tighten to 9 N.m (80 lb in).
    15. Fig 7: Starter Generator Hoses
    GM2531307Courtesy of GENERAL MOTORS COMPANY
  15. Install the starter generator hoses and clamps (1).
    16. Fig 8: Radiator Inlet Hose, Bracket & Bolt
    GM2531316Courtesy of GENERAL MOTORS COMPANY
  16. Install the radiator inlet hose (3), the radiator inlet hose clamp (2) and tighten the bracket bolt (1) to 9 N.m (80 lb in).
  17. Install the secondary air injection pump inlet hose, if equipped. Refer to Secondary Air Injection Pump Inlet Hose Replacement .
  18. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  19. Fill the cooling system. Refer to Cooling System Draining and Filling (Static) , Cooling System Draining and Filling (Vacuum and Fill) .
  20. Enable the high voltage system. Refer to High Voltage Enabling .
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