Removal Procedure

2006 Chevrolet Suburban C2500, 6.0 USECTION Removal Procedure
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to Battery Disconnect Caution.
    Fig 1: View Of Indicator Tube Bracket & Bolts
    GM1873088Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (w/Single Battery)Β  or Battery Negative Cable Disconnection and Connection (w/Auxiliary Battery)Β  or Battery Negative Cable Disconnection and Connection (w/Dual Batteries)Β .
  2. Remove the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement (Mechanical) or Engine Coolant Fan Upper Shroud Replacement (Automatic Transmission - Diesel) .
  3. Remove the intake air heater. Refer to Intake Air Heater Replacement .
  4. Remove the generator. Refer to Generator Replacement (4.3L)Β  or Generator Replacement (4.8L, 5.3L, 6.0L, and 6.2L)Β  or Generator Replacement (6.6L)Β .
  5. Remove the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
  6. Remove the engine wiring harness clip from the oil level indicator tube bracket (2).
  7. Remove the oil level indicator tube bolt (3).
  8. Remove the oil level indicator tube bracket bolts (1).
  9. Remove the oil level indicator tube bracket (2).
  10. Fig 2: View Of Fuel Filter Adapter Stud, Generator Bracket Stud & Inlet Hose Bracket Nuts
    GM1871896Courtesy of GENERAL MOTORS CORP.
  11. Remove the heater inlet hose bracket nut (4) from the fuel filter adapter stud (1).
  12. Remove the heater inlet hose bracket nut (3) from the generator bracket stud (2).
  13. Reposition the heater inlet hose/pipe out of the way.
  14. Fig 3: View Of Fuel Feed Pipe Bracket Bolts
    GM1874235Courtesy of GENERAL MOTORS CORP.
  15. Remove the fuel feed pipe bracket bolts (1).
  16. Fig 4: View Of Engine Wiring Harness Clip Bolt
    GM1874236Courtesy of GENERAL MOTORS CORP.
  17. Remove the engine wiring harness clip bolt (1).
  18. Reposition the engine wiring harness out of the way.
  19. Fig 5: View Of Generator Bracket Bolts & Idler Pulley Bolts
    GM1874237Courtesy of GENERAL MOTORS CORP.
  20. Remove the generator bracket bolts (1) and bracket.
  21. Loosen the idler pulley bolts (2) and remove the pulleys from the generator bracket, if necessary.
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.