GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Impala 🢒 Engine 🢒 Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L 🢒 Throttle Body Installation

    Object Number: 1807819 Size: SH

    Important: DO NOT use the throttle body gasket again. Install a NEW gasket during assembly.

  1. Install the throttle body gasket (509) to the intake manifold. Align the locating tab of the gasket with the notch in the manifold.

    2. Notice: Refer to Fastener Notice in the Preface section.

  2. Install the throttle body (508) and bolts (538).

    3. Tighten
    Tighten the throttle body bolts to 10 N·m (89 lb in).