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Home >> Pontiac >> 1991 >> Trans Sport Base, 125C/MD9 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - Gasoline >> Trouble Code Charts >> Code 44, Lean Exhaust Indication (4.3L Turbo) >> Fuel Contamination

Fuel Contamination

Water, even small amounts, near the in-tank fuel pump inlet can reach fuel injector, causing a lean exhaust and setting Code 44.