GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Chevy Suburban - 4WD 🢒 Engine 🢒 Engine Mechanical - 4.8L, 5.3L, and 6.0L 🢒 Throttle Body Installation

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 492774 Size: SH
  1. Install the throttle body studs, if required.

    2. Tighten
    Tighten the throttle body studs to 6 N·m (53 lb in).

    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. Object Number: 825837 Size: SH
  3. Install the throttle body and nuts.

    4. 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.