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Home >> GMC >> 2003 >> Yukon Denali >> Repair and Diagnosis >> External Pages >> Different car >> Section 520 (Engine Mechanical (Repair Instructions -- 3 Of 3) -- 4.8L, 5.3L & 6.0L) >> Repair Instructions (Off-Vehicle - Part 3) >> Throttle Body Installation

Throttle Body Installation

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    NOTE: Refer to Fastener Notice in Cautions and Notices.
  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 (509) to the intake manifold.
    3. Fig 1: View Of Throttle Body Gasket
    GM1277091Courtesy of GENERAL MOTORS CORP.
  3. Install the throttle body and nuts.

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

    Fig 2: View Of Throttle Body & Nuts
    GM825837Courtesy of GENERAL MOTORS CORP.
  4. Install the engine coolant air bleed hose and clamp to the throttle body.
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