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Home >> Chevrolet >> 2002 >> Cavalier Base, 4D Sedan, 2.2 4, LN2/KL6 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls Self-Diagnostics - 2.2L CNG >> Self-Diagnostic System >> Powertrain Control Module Location
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Powertrain Control Module Location

On CNG engines, an Alternative Fuels Engine Control Module (AF ECM) is used. AF ECM is located on radiator core support bracket.