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1992 TBI 454 4L80E. Idle hunts in Park/Neutral but is smooth in drive.
Hi Everyone, I have been chasing down a idle hunting problem recently. My issue is that in park/neutral the engine idle will hunt for the a stable engine speed. This happens after the engine warms up. When I shift into drive the engine speed stabilizes. The AFR in drive is rich around 11. The...- Cheyennek1500
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- 454 iac idle hunting neutral park tbi
- Replies: 12
- Forum: Engine Performance + Maintenance
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