Owner Operator drug training? Is this a real thing?

You have to be able to prove to them that the fuel receipts match the odometer that matches your logbook.

 

You can’t administer yourself, that’s why single or small fleet guys join a large consortium for the ~$100 so someone else takes care of it all

the clearinghouse you can do yourself

 

Garmin has a couple.
How is the tune effecting the speedometer? A good tune should have no reason to alter the speedometer reading.

 

A tuner typically allows you to calibrate the speedometer by inputting tire circumference or height. At least almost every one I've ever seen has given the option.

 

He has a glider. I’m wondering if they didn’t change the parameters when they installed the engine.

 

Seems logical.

 

Basically if it says its a "truck" gps, it will track miles somewhere.

Im partial to rand mcnally, but they all have em

 

Ifta