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Home >> Chevrolet >> 1994 >> Forward Control 4.3 Z, Automatic >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Fuel System (Gasoline) >> Throttle Body (TBI) >> Identification

Throttle Body (TBI): Identification

An 8-digit unit identification number is stamped on throttle body assembly. Number is stamped vertically on front of throttle body, at Throttle Position (TP) sensor side. Letter codes are stamped on throttle body at external tube locations to identify vacuum hose connections.