Answer to: Van won't start but lights workI would add a comment. If the bad connection is a problem you MAY have a much less bad connection between your aluminum metal on your radiator and the battery negative. Can be tested with the vehicle off but ignition on and off or with the vehicle running. Take a multi meter and measure the voltage between the negative batter (actual physical negative post) and any (aluminum) metal point of the radiator grid if you see small mili-voltes then you have a potential galvanic corrosion. Lots of fancy ways to fix but the simplest is to take a 16 or 18 gauge wire (I prefer stranded) between the aluminum metal on the radiator and the negative battery (terminal, post or cable just so the connection is close to the battery post). What you gain is not having to replace the radiator periodically for small leaks and big bucks. In our fleet we typically ONLY perform this fix when we replace have a leaking radiator. As a precaution we do perform the test in our annual PMI A last caution some dealerships will as a matter of ...
Answer to: Van won't start but lights workI've had this problem before. The problem turned out to be a bad ground between the engine block and negaive on the baytery. A cheap test. Connect one side of a set of jumper cables between the metal on the engne and the battery negative. If it starts that's your problem. A fix trace and replace the bad connection. Cheap reoair jump beteen the battery negative and the engine block. I've use the cheap fix and gotten YEARS of good service from the fix. YMMV