Thank you Brown, I appreciate the response. I started her up twice this morning, no noise, as if it was idling at operating temp.
Glow plugs, I did do the plugs two months ago, beru. The connecters snapped so I put the pieces together and heat...
Yes, I too played it on my phone speaker sounds normal because how loud the engine is in general
With headphones or earbuds you will definitely hear it.
At the 12 second the noise will stop
None of those jobs require major tools or lifting the vehicle? I do all of those jobs on my driveway with each one (other than the screen) taking about half an hour. If you are travelling around the world and living in it surely that is even more...
Anyone have a clue what this noise can be?
No puff of smoke from the exhaust during start up or on acceleration, all plugs are dry, truck has 175,000km, oil level isn't rising from fuel, coolant reservoir has no oil or vice versa, normal...