Catera 2000-2001

Upper Intake Manifold (Plenum)


Removal & Installation

  1. Before servicing the vehicle, refer to the Precautions Section.
  3. Remove or disconnect the following:

    Negative battery cable
    Intake plenum air inlet hoses from the throttle body
    Brake booster vacuum hose from the intake plenum
    Wiring harness channel from the plenum
    Switch over valve electrical connector and vacuum line

    Click image to see an enlarged view

    Fig. Disconnect the accelerator and cruise control cables


    Accelerator, cruise control cables and the bracket from the throttle body
    Throttle body control electrical connector
    Idle Air Control (IAC) inlet hose and electrical connector
    Throttle Position Sensor (TPS) electrical connection
    Throttle body from the intake plenum
    Crankcase vent tube adapter and cover from the intake plenum
    Intake plenum and O-rings

    Click image to see an enlarged view