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Home >> Pontiac >> 2004 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 172 (Engine Exhaust System) >> Repair Instructions >> Exhaust System Replacement >> Removal Procedure
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Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the frame brace. Refer to Frame Brace Replacement (TrailBlazer, Envoy, Bravada) or Frame Brace Replacement (TrailBlazer EXT, Envoy XL) in Frame and Underbody.
  3. Remove the spare tire assembly.
  4. Remove the rear axle tie rod. Refer to Rear Axle Tie Rod Replacement in Rear Suspension.
  5. Remove the rear axle brace. Refer to Rear Axle Brace Replacement in Rear Suspension.
    6. Fig 1: Exhaust Pipe To Muffler Joint
    GM753687Courtesy of GENERAL MOTORS CORP.
  6. Remove the nuts that secure the muffler to the catalytic converter.
    7. Fig 2: Locating Exhaust Hangers
    GM753688Courtesy of GENERAL MOTORS CORP.
  7. Separate the exhaust system from the exhaust hanger insulators.
  8. Remove the exhaust system.
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