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Home >> Pontiac >> 1997 >> Firebird Formula, 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> Specifications >> Engine Control System - Service & Adjustment Specifications - 5.7L >> Fuel System >> Idle Speed & Mixture

Idle Speed & Mixture

NOTE: Idle mixture is controlled by Powertrain Control Module (PCM). Adjustment is neither required nor possible.