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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> Engine Mechanical >> Engine Mechanical >> Repair Instructions >> Off-Vehicle Repair Instructions >> Throttle Body Installation

Throttle Body Installation

    Fig 1: Removing/Installing Throttle Body Gasket
    GM492774Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE .
  1. Install the throttle body studs, if 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 (1) to the intake manifold.
    3. Fig 2: View Of Throttle Body
    GM825837Courtesy of GENERAL MOTORS CORP.
  3. Install the throttle body and nuts.

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

  4. Install the engine coolant air bleed hose and clamp to the throttle body.
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