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Home >> Pontiac >> 2001 >> Firebird Base, 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Adjustments >> Idle Speed & Mixture >> Idle Speed (V8) >> 4.0L (Aurora) & 4.6L (DeVille, Eldorado & Seville)

4.0L (Aurora) & 4.6L (DeVille, Eldorado & Seville)

Start engine and idle for 15 seconds. Turn ignition off. Wait 15 seconds. Restart engine. PCM will now properly control idle speed.