GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 SLS 🢒 Engine 🢒 Engine Controls and Fuel - 4.6L (LH2) 🢒 Throttle Body Assembly Replacement

Removal Procedure

    Object Number: 887927 Size: SH
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement.
  2. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
  3. Disconnect the electrical connector from the throttle body assembly.

    4. Object Number: 927998 Size: SH
  4. Remove the throttle body assemble mounting bolts.
  5. Remove the throttle body and throttle body gasket from the water housing.
  6. Discard the throttle body gasket.

Installation Procedure

Caution: Do not use a cleaner which contains methyl ethyl ketone. This extremely strong solvent may damage components and is not necessary for this type of cleaning.

Use a carburetor cleaner in order to remove deposits.

Refer to the instructions provided with the cleaner.

Note: Do not reuse the old throttle body gasket.


    Object Number: 927998 Size: SH
  1. Install the NEW gasket to the throttle body assembly.
  2. Install the throttle body assembly to the water housing.

    3. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the throttle body assembly mounting bolts and tighten to 10 N·m (89 lb in).

    4. Object Number: 887927 Size: SH
  4. Connect the electrical connector to the throttle body assembly.
  5. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
  6. Install the fuel injection sight shield. Refer to Fuel Injector Sight Shield Replacement.