Ive got an opportunity to buy a low milage 30,000,1999 3500 cargo van with a diesal engine. A friend told me that those diesal engines had a lot of problems at around 100,000 miles. Is there any truth to this. I have a lot of confidence in GM products. All input good or bad is appreciated

read through the FAQs at the top of the page.....tons of information for you to sift through....including pros and cons of the 6.5...