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P0721 Mercedes-Benz -

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what repair is required for this problem?

Vehicle: 2012, mercedes benz, gl450 v8

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Hi there,

This code indicates an issue with the speed sensor. Here is some info for you.

P0721 MERCEDES-BENZ - Output Speed Sensor Range/Performance

Read more: https://www.autocodes.com/p0721_mercedes-benz.html

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