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Home >> Pontiac >> 1991 >> Grand AM L4-138 2.3L DOHC QUAD 4 >> Repair and Diagnosis >> Powertrain Management >> Tune-up and Engine Performance Checks >> Air/Fuel Mixture >> Specifications

Air/Fuel Mixture: Specifications

Air Fuel mixture is controlled by the Powertrain Control Module (PCM) and is not adjustable.

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