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Home >> Pontiac >> 2004 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 206 (Body Rear End) >> Repair Instructions >> Pressure Relief Valve Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Monte Carlo and 2004 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
  1. Open the rear compartment.
  2. Remove the rear bumper fascia. Refer to Fascia Replacement - Rear Bumper (Impala) or Fascia Replacement - Rear Bumper (Monte Carlo) in Bumpers.
  3. Pull back the rear compartment trim panel.
  4. Apply pressure at 2 upper locations and 2 lower locations, using a small, flat-bladed tool in order to release the retainers on the pressure relief valve.
  5. Remove the pressure relief valve from the lower quarter panel.
    6. Fig 1: Pressure Relief Valve
    GM318859Courtesy of GENERAL MOTORS CORP.
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