Installation Procedure

2009 Chevrolet Tahoe Base, 4.8 CSECTION Installation Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Using Screwdriver To Rotate Lock Cylinder Housing Gear
    GM1413835Courtesy of GENERAL MOTORS CORP.
  1. Install the key into the lock cylinder.
  2. IMPORTANT: The gears between the ignition switch and the lock cylinder housing must be in the correct position. Failure to do so will cause a misalignment of the gears in the ignition switch and the lock cylinder housing, which may result in a NO START or BATTERY DRAIN.
  3. Use a screwdriver to rotate the lock cylinder housing gear clockwise to the start position - allowing it to spring return into the RUN position.
  4. Fig 2: View Of Lock Cylinder At Lock Cylinder Housing
    GM1413837Courtesy of GENERAL MOTORS CORP.
  5. Align the lock cylinder and install into the lock cylinder housing.
  6. Install the steering column trim covers. Refer to Steering Column Trim Covers Replacement .
  7. Install the hush and knee bolster. Refer to Knee Bolster Replacement (Cadillac) or Knee Bolster Replacement (Except Cadillac) .
  8. Enable the SIR system. Refer to SIR Disabling and Enabling .
  9. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
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.