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Home >> Chevrolet >> 2012 >> Chevy Express H1500, Van Cargo >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine Controls And Fuel - 4.3L - Repair Instructions) >> Repair Instructions >> Throttle Body Assembly Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Identifying Throttle Body, Gasket & Bolts
    GM1937515Courtesy of GENERAL MOTORS COMPANY
  1. Install a NEW throttle body gasket (3) into the upper intake manifold.
  2. Place the throttle body (2) onto the upper intake manifold.
    3. CAUTION:

    Refer to Fastener Caution .

  3. Install the throttle body bolts (1) and tighten to 10 N.m (89 lb in).
    4. Fig 2: Identifying Manifold Absolute Pressure Sensor Components
    GM1934568Courtesy of GENERAL MOTORS COMPANY
  4. Connect the engine wiring harness electrical connector (3) to the throttle actuator (2).
  5. Install the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement .
  6. Perform the throttle learn procedure. Refer to Throttle/Idle Learn .
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