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Home >> Oldsmobile >> 1991 >> Cutlass Supreme Base, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Fuel System (PFI) >> Throttle Body >> Removal
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Throttle Body: Removal

  1. Relieve fuel pressure. See FUEL PRESSURE RELIEF (PFI)  under FUEL SYSTEM (PFI). Remove air inlet ducts. Disconnect and mark electrical connections and vacuum hoses from throttle body. Disconnect control cables from throttle body.
  2. Drain cooling system. Remove coolant hoses. Remove throttle body retaining bolts. Remove throttle body and gasket.
NOTE: Identification number is stamped on throttle body. Use identification number to order replacement components.