What affect will this have on my vehicle, starting my car and leaving it to idol for 2 hours?

Asked by Mar 21, 2014 at 03:28 PM about the 2000 Mercedes-Benz M-Class ML 320

Question type: General

I need to do this to reset the code on the stereo.

2 Answers

215

It shouldn't do anything as long as the vehicle is in good working order

140

Nothing you can leave the running til it runs out gas if you want to.

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