11 Car Repairs You Shouldn’t Be Paying A Mechanic For

4. Change Your Own Spark Plugs

This will hep owners of gasoline powered vehicles. Some spark plug setups on diesel engines need to be seen by a professional only. On gasoline engines, however, changing these items can save you a ton of time. Do your homework and learn how to properly do the job from start to finish and make sure you have the right tools handy. Over tightening of spark plugs can lead to costly damage that only a mechanic can fix. This job isn’t insanely difficult but be sure you know the risks before you jump into it.

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