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Home >> Chevrolet >> 1992 >> C3500 HD 7.4 N, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Fuel System (Gasoline) >> Fuel Control >> Oxygen Sensor

Oxygen Sensor

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See ENGINE SENSORS & SWITCHES.

NOTE: If injectors are dirty, they should be cleaned using approved injector cleaning procedure before performing PFI INJECTOR BALANCE TEST.
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