Engine Diagnostics
Recommended Articles
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Why is My Car Losing Power?
Porsche is synonymous with performance, so why is your Porsche 997/911 lacking it?
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Why is My Car Making a Grinding Noise?
Ticking, grinding, rattling - hearing any of these will make the hair stand up on the back of your neck.
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Why is My Car Misfiring?
Discover the many possibilities as to why your 997 is misfiring.
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Why is My Car Making Unusual Noises on Start Up?
Is your car making weird or unusual noises? Here are some of the more common ones that Porsche 997/911 owners report, and how to diagnose them.
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Why Does My Car Have a Rough Idle?
Some Flat-6 hum at idle is normal, but don't ignore a rough idling Porsche.