You’re A Mechanic If You Can Pass This Essential Car Maintenance Quiz

Auto 4/5/23

What is the best lubricant for malfunctioning door locks on a car?

68%
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Retry Correct Incorrect For this application, you need something that will stay there for a long time and need no repeated applications… and graphite is the only lubricant in the list that fits all of those criteria.
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What is the best lubricant for malfunctioning door locks on a car?

  • White Grease
  • Dry Graphite Lubricant
  • WD-40
  • Engine Oil
68%

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