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Home >> Chevrolet >> 1994 >> Astro Van Cargo Extended, 4.3 Z >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Fuel System >> Fuel Control >> Oxygen Sensor

Oxygen Sensor

See ENGINE SENSORS & SWITCHES .

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

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