Installation Procedure

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Installation Procedure
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Generator & Bolts
    GM1877576Courtesy of GENERAL MOTORS CORP.
  1. Install the generator into the generator bracket.
  2. Position the heater outlet, and AC compressor/condenser hoses as necessary.
  3. CAUTION: Refer to Fastener Caution .
  4. Install the generator bolts.

    Tighten:Β  Tighten the bolts to 50 N.m (37 lb ft).

  5. Fig 2: View Of Engine Wiring Harness & Components
    GM1876492Courtesy of GENERAL MOTORS CORP.
  6. Install the engine wiring harness lead (4) to the generator stud.
  7. Install the engine wiring harness nut (3) to the generator.

    Tighten:Β  Tighten the nut to 9 N.m (80 lb in).

  8. Position the engine wiring harness boot (6) over the generator stud.
  9. Connect the engine wiring harness electrical connector (5) to the generator.
  10. Fig 3: View Of Heater Outlet Hose & Clamp Bolt
    GM1877575Courtesy of GENERAL MOTORS CORP.
  11. Install the heater outlet hose clamp bolt (1) at the generator bracket.

    Tighten:Β  Tighten the bolt to 25 N.m (18 lb ft).

  12. Fig 4: View Of A/C Compressor & Condenser Hose Bracket & Bolt
    GM1877551Courtesy of GENERAL MOTORS CORP.
  13. Install the A/C compressor and condenser hose bracket bolt (2).

    Tighten:Β  Tighten the bolt to 25 N.m (18 lb ft).

  14. Fig 5: View Of Engine Wiring Harness & Components
    GM1876999Courtesy of GENERAL MOTORS CORP.
  15. Instal the engine wiring harness clip (1) to the A/C compressor/condenser hose bracket.
  16. Install the drive belt. Refer to Drive Belt Replacement .
  17. Install the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement .
  18. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (With Single Battery)Β , Battery Negative Cable Disconnection and Connection (With Auxiliary Battery)Β  or Battery Negative Cable Disconnection and Connection (With Dual Batteries)Β .
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.