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Home >> Chevrolet >> 2021 >> Tahoe SSV >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery, Starting System And Charging System - Repair Instructions >> Repair Instructions >> Generator Replacement (LM2) >> Removal Procedure

Removal Procedure

  1. Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection (9C1, 5W4) , or Battery Negative Cable Disconnection and Connection (KL9) 
  2. Oil Filler Cap - Remove
  3. Intake Manifold Cover Bolt (1) - Remove
    GM5171779Courtesy of GENERAL MOTORS COMPANY
  4. Intake Manifold Cover (2) - Remove
  5. Install the oil filler cap after removal of the intake manifold cover to prevent debris from falling into the engine.
  6. {If equipped}Hood Latch Actuator Bolt (1) - Remove [2x]
    GM5541781Courtesy of GENERAL MOTORS COMPANY
  7. {If equipped}Hood Secondary Latch Release Handle (2) - Remove
  8. Intake Air Baffle Retainer (1) - Remove [9x]
    GM5617832Courtesy of GENERAL MOTORS COMPANY
  9. Intake Air Splash Shield (2) - Remove
  10. Front End Sheet Metal Diagonal Brace Bolt- Left Side and Right Side (1) - Remove [4x]
    GM5572432Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left side shown, right side similar.

  11. Front End Sheet Metal Diagonal Brace- Left Side and Right Side (2) - Remove [2x]
  12. Engine Front Cover Bolt (1) - Remove
    GM5619156Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

  13. Pull forward and upward on the engine front cover (2) to release the 5 retaining grommets from the ball studs.
  14. Raise and support the vehicle. Lifting and Jacking the Vehicle
  15. {with RC1} Remove the underbody splash shield.
    GM5519590Courtesy of GENERAL MOTORS COMPANY
    1. Front Bumper Fascia Skid Plate Bolt (1) - Remove [4x]
    2. Underbody Splash Shield Bolt (2) - Remove [4x]
    3. Underbody Splash Shield (1) - Remove
      GM5519593Courtesy of GENERAL MOTORS COMPANY
  16. {without RC1} Remove the front bumper fascia extension.
    GM5540945Courtesy of GENERAL MOTORS COMPANY
    1. Front Bumper Fascia Air Deflector Bolt (1) - Remove [10x]
    2. Front Bumper Fascia Extension Bolt (2) - Remove [8x]
    3. Pull the front bumper fascia extension (1) rearward and down from the front bumper fascia.
      GM5540946Courtesy of GENERAL MOTORS COMPANY
    4. Front Bumper Fascia Extension Bolt (2) - Remove [4x]
      GM5591893Courtesy of GENERAL MOTORS COMPANY
      NOTE:

      Quantity of fasteners may vary based on option content.

    5. Front Bumper Fascia Extension Bolt (3) @Underbody Skid Shield - Remove [2x]
    6. Pull the front bumper fascia extension (4) rearward and down.
  17. Remove the engine front cover (1) from the bottom of the vehicle.
    GM5877076Courtesy of GENERAL MOTORS COMPANY
  18. Air Cleaner Outlet Duct Clamp (1) - Loosen [2x]
    GM5150211Courtesy of GENERAL MOTORS COMPANY
  19. Air Cleaner Outlet Front Duct (2) - Remove
  20. Intake Air Duct Retainer (1) - Remove
    GM5654241Courtesy of GENERAL MOTORS COMPANY
  21. Intake Air Duct (2) - Reposition
  22. Disconnect the mass airflow sensor electrical connector.
    GM5150254Courtesy of GENERAL MOTORS COMPANY
  23. Air Cleaner Housing Cover Bolt (1) - Remove [3x]
  24. Air Cleaner Upper Housing (2) - Remove
  25. Remove all retainers from air cleaner lower housing.
    GM5482181Courtesy of GENERAL MOTORS COMPANY
  26. Electrical Connector (1) @Air Cleaner Lower Housing - Remove
  27. Engine Wiring Harness Fuse Block Bracket Bolt (1) - Remove
    GM5482182Courtesy of GENERAL MOTORS COMPANY
  28. Accessory Wiring Junction Block (2) - Reposition
  29. Air Cleaner Nut (1) - Remove
    GM5482183Courtesy of GENERAL MOTORS COMPANY
  30. Air Cleaner Lower Housing (1) - Remove
    GM5482184Courtesy of GENERAL MOTORS COMPANY
  31. Charge Air Cooler Coolant Reservoir Bolt (1) - Remove
    GM5158506Courtesy of GENERAL MOTORS COMPANY
  32. Charge Air Cooler Coolant Reservoir (2) - Position aside
  33. Air Conditioning Compressor and Condenser Hose Clip (2) - Unclip [4x]
    GM5156884Courtesy of GENERAL MOTORS COMPANY
  34. Air Conditioning Compressor and Condenser Hose (1) - Position aside
  35. Detach harness retainers as necessary.
  36. Transmission Fluid Cooler Pipe Clip (1) @Engine Coolant Fan Rear Shroud - Remove [2x]
    GM5156893Courtesy of GENERAL MOTORS COMPANY
  37. Rotate the accessory drive primary belt tensioner (1) clockwise to release the drive belt tension.
    GM5174667Courtesy of GENERAL MOTORS COMPANY
  38. Slide the accessory drive primary belt (2) off of the belt idler pulley and slowly release the accessory drive primary belt tensioner (1).
  39. Drive Belt Idler Pulley (1) - Remove
    GM5179969Courtesy of GENERAL MOTORS COMPANY
  40. Radiator Inlet Hose Clip (1) - Unclip
    GM5500642Courtesy of GENERAL MOTORS COMPANY
  41. Engine Wiring Harness Retainer (2) - Remove [2x]
  42. Engine Wiring Harness Bracket Bolt (3) - Remove
  43. Engine Wiring Harness Bracket (4) - Remove
  44. Electrical Connector (1) - Disconnect
    GM5153321Courtesy of GENERAL MOTORS COMPANY
  45. Battery Positive Cable Nut (1) @Generator (4) - Remove
    GM5152346Courtesy of GENERAL MOTORS COMPANY
  46. Generator Battery Jumper Cable (2) - Remove
  47. Generator Bolt (1) - Loosen until disengaged
    GM5619674Courtesy of GENERAL MOTORS COMPANY
  48. Generator Bolt (2) - Remove
  49. Reposition hoses and wiring harness as needed.
  50. Generator (1) - Remove
    GM5619684Courtesy of GENERAL MOTORS COMPANY
  51. Generator Bolt (1) - Remove
    GM5500645Courtesy of GENERAL MOTORS COMPANY