Some Dodge Neon owners report experiencing cylinder 2 misfires and carbon buildup issues that can lead to performance problems. These misfires are often triggered by faulty or worn spark plugs, which fail to ignite the fuel-air mixture properly, resulting in error codes like P0302. Many owners find that replacing their spark plugs with high-quality AC spark plugs can help ensure proper ignition and potentially resolve the misfire. Additionally, some owners utilize Marvel Mystery Oil as an effective additive to clean and lubricate engine components, which can help reduce carbon buildup in the cylinders and alleviate the misfire issue. It is crucial for owners to follow proper procedures when replacing spark plugs and using additives to optimize their vehicle's performance.
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