GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Yukon XL - 2WD 🢒 Engine 🢒 Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L 🢒 Throttle Body Installation

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1401966 Size: SH
  1. Install the throttle body studs, as required. Tighten the throttle body studs to 6 N·m (53 lb in).

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