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 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Dash Panel Exhaust Heat Shield & Nuts
    GM1708989Courtesy of GENERAL MOTORS CORP.
  1. Install the dash panel exhaust heat shield (1 or 3) to the dash panel studs.
  2. Install the dash panel exhaust heat shield nuts (2 or 4).

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

  3. Install the catalytic converter, if required. Refer to one of the following:
  4. Fig 2: View Of Oil Pan Skid Plate & Bolts
    GM1698083Courtesy of GENERAL MOTORS CORP.
  5. For 2500 series vehicles, position the oil pan skid plate and tighten until snug the 2 rear oil pan skid plate bolts, install the 2 front oil pan skid plate bolts, if equipped.

    Tighten:Β  Tighten the bolts to 28 N.m (21 lb ft).

  6. Fig 3: View Of Oil Pan Skid Plate & Bolts
    GM1698082Courtesy of GENERAL MOTORS CORP.
  7. For 1500 series vehicles, position the oil pan skid plate and install the oil pan skid plate bolts, if equipped.

    Tighten:Β  Tighten the bolts to 28 N.m (21 lb ft).

  8. Fig 4: View Of Engine Shield & Bolts
    GM1696602Courtesy of GENERAL MOTORS CORP.
  9. Position the engine shield to the frame.
  10. Install and tighten the engine shield bolts.

    Tighten:Β  Tighten the bolts to 20 N.m (15 lb ft).

  11. Lower the vehicle.
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.