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Home >> Saturn >> 2004 >> Ion 1 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (Introduction) >> Repair Instructions >> Throttle Body Assembly Replacement >> Installation Procedure
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Installation Procedure

  1. Inspect the throttle body gasket (3) and replace if necessary.
  2. Install the throttle body (4) to the intake manifold.
    3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the throttle body attaching bolts (1).

    Tighten:  Tighten the throttle body attaching bolts to 10 N.m (89 lb in).

    4. Fig 1: Identifying Throttle Body
    GM898518Courtesy of GENERAL MOTORS CORP.
  4. Install the accelerator cable bracket and cable. Refer to Accelerator Controls Cable Bracket Replacement .
  5. Connect the vacuum hoses to the throttle body.
  6. Connect the TP sensor harness connector (2).
  7. Connect the IAC valve harness connector (1).
    8. Fig 2: View Of Idle Air Control (IAC) Valve & Throttle Position (TP) Sensor
    GM783168Courtesy of GENERAL MOTORS CORP.
  8. Install the air cleaner resonator. Refer to Air Cleaner Outlet Resonator Replacement .
  9. Test the accelerator movement by depressing the pedal to the floor and releasing the pedal.
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