I don't know about other programmers but my Edge with attitude both reads the codes and also clears the codes both manually and also can be set to clear at startup for people who like to gut the antipollution stuff.

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2007.5 Dodge Ram 3500 HD,QC, 6.7L Cummins, 6speed Auto, 4X4, Bighorn Edition.
Click for installs: Carr Steps PML Diff Cover Edge Juice with Attitude Volant Intake Hankook ATM RF10