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Home >> Chevrolet >> 2024 >> Tahoe Commercial, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Mechanical - 3.0L (Lm2) Diesel - Repair Instructions (1 Of 11)) >> Repair Instructions >> Generator and Drive Belt Tensioner Bracket Replacement >> Installation Procedure

Installation Procedure

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  1. GM5136890Courtesy of GENERAL MOTORS COMPANY

    Generator and Air Conditioning Compressor Bracket (1) - Install

  2. Generator and Air Conditioning Compressor Bracket Bolt (2) - Install and tighten [4x] - Fastener Specifications
  3. GM5438942Courtesy of GENERAL MOTORS COMPANY

    Upon installation of the drive belt idler pulley, the retainer (3) and spacer (2) may detach from the pulley assembly (1). If reinstalling the idler belt pulley, ensure the proper orientation, as shown before reassembling the drive belt idler pulley.

  4. GM5819286Courtesy of GENERAL MOTORS COMPANY

    Drive Belt Tensioner (2) - Install

  5. CAUTION:

    Refer to Fastener Caution

  6. Drive Belt Tensioner Bolt (1) - Install and tighten - Fastener Specifications
  7. Drive Belt Idler Pulley (4) - Install and tighten - Fastener Specifications
  8. Install the air conditioning compressor.
  9. GM5619350Courtesy of GENERAL MOTORS COMPANY

    Air Conditioning Compressor Stud (2) - Install and tighten - Fastener Specifications

  10. Air Conditioning Compressor Nut (1) - Install and tighten - Fastener Specifications
  11. GM5619363Courtesy of GENERAL MOTORS COMPANY

    Air Conditioning Compressor Bolt (1) - Install and tighten - Fastener Specifications

  12. GM5619362Courtesy of GENERAL MOTORS COMPANY

    Air Conditioning Compressor Bolt (1) - Install and tighten - Fastener Specifications

  13. GM5619684Courtesy of GENERAL MOTORS COMPANY

    Generator (1) - Install

  14. GM5619674Courtesy of GENERAL MOTORS COMPANY

    Generator Bolt (2) - Install and tighten - Fastener Specifications

  15. Generator Bolt (1) - Install and tighten - Fastener Specifications
  16. GM5203874Courtesy of GENERAL MOTORS COMPANY

    Position the engine wiring harness channel (3) at the front of the engine, attach retainer at intake manifold, and connect electrical connectors as needed.

  17. Engine Wiring Harness Bracket Bolt (2) - Install and tighten - Fastener Specifications
  18. Engine Wiring Harness Bracket Nut (1) - Install and tighten [2x] - Fastener Specifications
  19. GM5853704Courtesy of GENERAL MOTORS COMPANY

    Ground Cable (2) - Install

  20. Engine Wiring Harness Ground Bolt (1) - Install and tighten - Fastener Specifications
  21. GM5174667Courtesy of GENERAL MOTORS COMPANY

    Install the accessory drive primary belt (2) to the vehicle.

  22. Rotate the accessory drive primary belt tensioner (1) clockwise.
  23. NOTE:

    Ensure the proper routing of the accessory drive primary belt.

  24. Install the accessory drive primary belt (2) around all pulleys.
  25. Slowly release the accessory drive primary belt tensioner (1).
  26. GM5619156Courtesy of GENERAL MOTORS COMPANY

    Engine Front Cover (2) - Install

  27. Engine Front Cover Bolt (1) - Install and tighten - Fastener Specifications
  28. GM5619651Courtesy of GENERAL MOTORS COMPANY

    Generator Battery Jumper Cable (2) - Install

  29. Battery Positive Cable Nut (1) @Generator - Install and tightenInstall and tighten - Fastener Specifications
  30. GM5153321Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) - Connect

  31. GM5500642Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Bracket (4) - Install

  32. Engine Wiring Harness Bracket Bolt (3) - Install and tighten - Fastener Specifications
  33. Engine Wiring Harness Retainer (2) - Install [2x]
  34. Radiator Inlet Hose Clip (1) - Install
  35. GM5482184Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Lower Housing (1) - Install

  36. GM5150254Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Upper Housing (2) - Install

  37. Air Cleaner Housing Cover Bolt (1) - Install and tighten [3x] - Fastener Specifications
  38. INstall all wiring harness retainers to the air cleaner.
  39. GM5628374Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Nut (2) - Install and tighten - Fastener Specifications

  40. Connect the 2 electrical connectors (5) to the mass air flow sensor and the air cleaner.
  41. GM5150211Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Outlet Front Duct (2) - Install

  42. Air Cleaner Outlet Front Duct Clamp (1) - Tighten [2x] - Fastener Specifications
  43. Install the charge air cooler, condenser, fan, and radiator assembly. Charge Air Cooler, Condenser, Fan Motor, and Radiator Assembly Removal and Installation