Quote:
Originally posted by Chris Haney
What causes the speedometer needle to bounce at less than 20 mph and occasionally at any speed?
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A trick used by many Porsche owners withthis problem is too remove the speedo cable, add a little lube, such as graphite, and then swing the cable over your head like a lasso. This forces the lube along the enire cable. Reinstall the cable and VOILA! your done.
