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Home >> GMC >> 1993 >> Value Van 7.4 N >> Repair and Diagnosis >> Engine Performance >> Sensor Range Charts >> Engine Controls - Sensor Operating Range Charts >> Sensor Operating Range Charts >> Oxygen Sensor
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Oxygen Sensor

OXYGEN SENSOR VOLTAGE TEST(1)

Condition Volts
Lean .1
Rich .9
(1) Measure voltage between oxygen sensor ground and signal terminals at ECM.
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