As someone who until reading this was almost totally ignorant about the status quo in Mexico City (other than secondary school lessons in 90s on the 1985 earth quake) I am aghast at their situation. Those poor people.

Agreed. I don’t want lemmy to turn into reddit, but we could do with more users for sure. I am guilty of not posting / commenting much.

If its head gasket I would expect the loss to be consistent. If you open the rocker cover cap / oil filling point and it looks like there is Mayo in there, then it could be a sign the head gasket is failing.

I’m afraid that your partner has a coolant addiction and you need to get them checked into rehab.

On a serious note, perhaps sitting in traffic is causing the temp to increase and causing a leak. This would make me think perhaps the radiator fan isn’t working properly?

It’s not needing to go for haircuts where the real money savings are.