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Home >> Buick >> 1993 >> Roadmaster Base >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Fuel System >> Throttle Body (TBI) >> Reassembly

Throttle Body (TBI): Reassembly

  1. Install NEW dust seal into recess of throttle body. Install fuel outlet passage gasket on cover. Install throttle body cover gasket on throttle body. Install cover. Ensure pressure regulator dust seal and cover gaskets are in place.
  2. Apply thread locking compound to cover attaching screws. Install cover screws and lock washers. Tighten screws. Connect electrical lead to fuel injector. Install air cleaner. To complete assembly, reverse disassembly procedure.


  1. Install NEW fuel meter-to-throttle body assembly gasket. Match cutout portions of gasket with openings in throttle body assembly.
  2. Place fuel meter assembly on throttle body. Install fuel meter-to-throttle body screws and washers (screws should be coated with locking compound). Tighten screws to specification. See TORQUE SPECIFICATIONS .
  3. Install NEW "O" rings on fuel lines. Using a back-up wrench on fuel line fittings, tighten fuel line nuts. To complete reassembly, reverse disassembly procedure.
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