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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> ENGINE MECHANICAL - 4.8L, 5.3L, AND 6.0L (4 Of 4) >> Off-Vehicle Repair Instructions (Part 3) >> Throttle Body Installation

Throttle Body Installation

    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.
    Fig 1: View Of Throttle Body Gasket
    GM1277091Courtesy of GENERAL MOTORS CORP.
  3. Install the throttle body gasket (509) to the intake manifold.
  4. Install the throttle body and nuts.
    Fig 2: View Of Throttle Body & Nuts
    GM825837Courtesy of GENERAL MOTORS CORP.

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

  5. Install the engine coolant air bleed hose and clamp to the throttle body, if applicable.