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Pressure Switch Manifold: Removal

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NOTE: Individual pressure switches cannot be replaced. When any pressure switch needs replacement, the entire assembly must be replaced.
  1. Remove the oil pan and suction filter. See INTERNAL FILTER  under LUBRICATION.
  2. Remove the 2 bolts (2). Remove the reverse signal tube (1). See Figure .
    WARNING: Before servicing any electrical component, the ignition key must be in the OFF or LOCK position and all electrical loads must be OFF, unless instructed otherwise in these procedures. If a tool or equipment could easily come in contact with a live exposed electrical terminal, also disconnect the negative battery cable. Failure to follow these precautions may cause personal injury and/or damage to the vehicle or its components.
  3. Disconnect the internal wiring harness connector from the pressure switch assembly (2).
  4. Remove 5 bolts (1). Remove the pressure switch assembly (2). See Fig 1 .
Fig 1: Removing & Installing Pressure Switch Manifold Assembly
G00092198Courtesy of GENERAL MOTORS CORP.
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