use a noid light set to determine if pulse is going to the fuel injectors.
Going to the Firing Line - 1899 was released on: USA: December 1899
ohm test it.
Change your thermostat.
It may be due to faulty glow plugs.
Fuel injectors are not a 'wear item', meaning you don't replace them on a schedule - replace them when - IF - they fail.Surprisingly, injectors are not a common failure on today's engines. A lot like the Engergizer bunny, they just keep going.
mounted right next to the thermostat , has one wire going to it.
The engine will run rough with a faulty fuel injector. More than one or two bad fuel injectors at one time would be unusual.
My car did this. I took it to get the heads de-carbonized and the fuel injectors cleaned out and it stopped doing this. Most likely it was the fuel injectors causing the problem.
If your 1990 Grand Plymouth Voyager cuts out and dies for not reason, but starts after a couple times of cranking, the starter might be going out. You can have the starter tested.
Check the fuel injectors . one or more are bad or going bad.
Is there spark at the plus? is there fuel pressure to the injectors?