Throttle Body (TBI): Installation

To install, reverse removal procedure. Ensure throttle body and intake manifold sealing surfaces are clean. Use NEW throttle body gasket and fuel line "O" rings. Check fuel system for leaks by turning ignition on, but DO NOT  start engine.

Fig 1: Exploded View Of Throttle Body (TBI 220)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Exploded View Of Throttle Body (TBI 295)

Courtesy of GENERAL MOTORS CORP.