GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1887829  Size: SH
  1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  2. Disconnect the engine wiring harness electrical connector (3) from the throttle body (4).

  3. Object Number: 1887844  Size: SH
  4. Remove the throttle body bolts (2).
  5. Remove the throttle body (3) and gasket (1). Discard the gasket.

Installation Procedure


    Object Number: 1887844  Size: SH
  1. Position a NEW throttle body gasket (1) to the upper intake manifold.
  2. Position the throttle body (3) to the upper intake manifold.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the throttle body bolts (1).
  5. Tighten
    Tighten the bolts to 10 N·m (89 lb in).


    Object Number: 1887829  Size: SH
  6. Connect the engine wiring harness electrical connector (3) to the throttle body (4).
  7. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .