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Ever wonder if your mechanic is really charging you a fair price on tune-ups and car part replacements? The car engine videos in this section will help explain how cars, trucks and all kinds of motor vehicles work under the hood.

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Diesel Cars from GM

Watch this Medialink video showing the benefits of diesel engines. In Europe, diesel engines make up about 60% of vehicles. In the U.S., diesel engines have traditionally been found in large trucks and semis, but GM is helping to change that.
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