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Home >> Chevrolet >> 2002 >> Cavalier Base, 2D Coupe, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls Self-Diagnostics - 2.2L CNG) >> Self-Diagnostic System >> Powertrain Control Module Location

Powertrain Control Module Location

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