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Home >> Chevrolet >> 2009 >> Chevy Express G3500, Van Passenger Extended >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Control System & Fuel System - 4.3L - Introduction) >> 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 CORP.
  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 CORP.
  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 .
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