GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Avalanche - 2WD 🢒 Engine 🢒 Engine Mechanical - 4.8L, 5.3L, and 6.0L 🢒 Throttle Body Removal

    Object Number: 825837 Size: SH

    Important: The intake manifold, throttle body, fuel injection rail, and fuel injectors may be removed as an assembly. If not servicing the individual components, remove the manifold as a complete assembly.

  1. Remove the electrical wire harness connectors from the throttle body.
  2. Remove the engine coolant air bleed hose and clamp.
  3. Remove the throttle body nuts.
  4. Remove the throttle body.

    5. Object Number: 492774 Size: SH
  5. Remove the throttle body gasket (1).
  6. Discard the gasket.
  7. Remove the throttle body studs, if required.