GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 XLR 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Throttle Body Assembly Replacement

Removal Procedure

    Object Number: 1252539 Size: SH

    Caution: Handle the electronic throttle control components carefully. Use cleanliness in order to prevent damage. Do not drop the electronic throttle control components. Do not roughly handle the electronic throttle control components. Do not immerse the electronic throttle control components in cleaning solvents of any type.

    Note: Cover or plug any openings when servicing the throttle body in order to prevent possible contamination.

  1. Disconnect the mass air flow (MAF) sensor electrical connector.
  2. Remove the air intake duct (1).
  3. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  4. Disconnect the throttle body assembly electrical connector.
  5. Remove the throttle body attaching bolts.
  6. Remove the throttle body and the gasket.

    7. Note: Do not reuse the throttle body gasket. Install a new gasket during assembly.

  7. Discard the throttle body gasket.

Installation Procedure

    Object Number: 927998 Size: SH
  1. Install a new throttle body gasket into the groove on rear side of throttle body. Be sure gasket upper and lower tabs are aligned to the throttle body properly.
  2. Install the throttle body assembly to the water outlet.

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

    Note: Always use a torque wrench in order to obtain the proper torque.

  3. Install the throttle body attaching bolts and tighten to 10 N·m (89 lb in) .
  4. Connect the throttle body assembly electrical connector.

    5. Object Number: 1252539 Size: SH
  5. Install the air intake duct (1).
  6. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  7. Connect the MAF sensor electrical connector.
  8. Perform the Throttle Learn procedure. Refer to Throttle Learn .