GM Service Manual Online
For 1990-2009 cars only

Throttle Body Installation F Car


    Object Number: 490580  Size: SH

    Important: DO NOT reuse the throttle body gasket. Install a NEW gasket during assembly.

  1. Install the throttle body gasket (1) to the intake manifold.

  2. Object Number: 222051  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the throttle body and bolts.
  4. Tighten
    Tighten the throttle body bolts to 12 N·m (106 lb in).

  5. Install the engine coolant air bleed hose and clamp.

Throttle Body Installation Y Car


    Object Number: 490580  Size: SH

    Notice: 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.

    Important: DO NOT reuse the throttle body gasket. Install a NEW gasket during assembly.

  1. Install the throttle body gasket (1) to the intake manifold.

  2. Object Number: 43567  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the throttle body and bolts.
  4. Tighten
    Tighten the throttle body bolts to 12 N·m (106 lb in).

  5. Install the engine coolant air bleed hose and clamp.