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Home >> GMC >> 1994 >> Suburban K2500, 6.5 F >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Tests W/Codes - 5.7L >> Trouble Code Charts >> Code 44, Lean Exhaust Indication >> O2 Sensor Wire
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O2 Sensor Wire

Wire may be mispositioned and touching exhaust manifold. Check for ground between sensor and wire connector.