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Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to Brake Fluid Irritant Caution in Cautions and Notices.
NOTE: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in Cautions and Notices.
  1. Remove the master cylinder. Refer to Master Cylinder Replacement .
    2. NOTE: Do not overtighten vise, or damage to the master cylinder will result.
  2. Clamp the flange on the master cylinder body in a vise. Do not clamp the master cylinder body.
    3. Fig 1: Removing/Installing Reservoir Retaining Pins
    GM176838Courtesy of GENERAL MOTORS CORP.
  3. Drive out the spring pins. Use a suitable punch. Do not damage the reservoir or the cylinder body when pushing out the pins.
    4. Fig 2: View Of Master Cylinder Reservoir Components
    GM635742Courtesy of GENERAL MOTORS CORP.
  4. Remove the reservoir body (3) by pulling the body straight up and away from the cylinder body.
  5. Remove the O-rings (4) from the grooves in the reservoir.
  6. Inspect the reservoir for cracks or deformation. Replace the reservoir if necessary.
  7. Clean the reservoir. Use clean denatured alcohol.
  8. Dry the reservoir. Use non-lubricated compressed air.
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