Finding a heavy diesel mechanic is actually not that hard as it seems. You have to know what you are looking for and there are actually some ways in which you can determine this without having to consult a mechanic. The first thing that you need to do when you want to find a mechanic for your heavy duty truck is to make sure that you are able to find one within 30 minutes.
Diesel mechanics can be found all over the place, all you need to do is search on the Internet and you will find dozens if not hundreds of results. You should then narrow your search down a little by removing any mechanics that are too far away or too much money. It is best if you search in the area in which you live since there are most likely to be heavy diesel mechanics in the area. Once you have narrowed down your search and you have eliminated any mechanics that cannot be matched up to your requirements, then you can start contacting different mechanics.
Before you allow a mechanic to work on your car, you need to take some time and look into their background. The easiest way to do this is to ask for references from previous customers. Also you can contact their employer and ask them about their previous experiences with that mechanic. If you are lucky enough to have this kind of information, then you should immediately disqualify a mechanic that does not have any references. This is one of the easiest ways to weed out poor performers.