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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 162 (Engine Mechanical - 4.8L, 5.3L, 6.0L And 6.2L (5 Of 5)) >> Off-Vehicle Repair Instructions (3 Of 3) >> Throttle Body Installation

Throttle Body Installation

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    Fig 1: Throttle Body Assembly
    GM1401966Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the throttle body studs, as required.

    Tighten:  Tighten the throttle body studs to 6 N.m (53 lb in).

    2. IMPORTANT: DO NOT use the throttle body gasket again. Install a NEW gasket during assembly.
  2. Install the throttle body gasket (509) to the intake manifold. Align the locating tab of the gasket with the notch in the manifold.
  3. Install the throttle body (508), bolts (538), and nuts (507).

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

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