Well.... it looks like I'll be changing my vote to Yes soon.
Garage had nice big blobs of green coolant on the floor and coolant level way below the Low mark. The coolant was located closer to the passenger side backside of the engine.
They can't get me in until next week to check it out so...
Take the poll and mention your situation in this thread: https://mazdas247.com/forum/t/2-5t-coolant-leak-engine-replacement-what-can-be-done-to-prevent.123875515/page-18#post-6741327
Mazda is apparently replacing the engine even out of warranty. I'd try to get Mazda to do that before the extra warranty route possibly. Go here to talk more about it: https://mazdas247.com/forum/t/2-5t-coolant-leak-engine-replacement-what-can-be-done-to-prevent.123875515/
There are a few on this thread that have said Mazda replaced their engine out of warranty. You might ask them and see how tough or easy it was for them.
Unless I'm missed it, I don't see complaints regarding the coolant leak here, which I think includes NHTSA complaints: https://www.carcomplaints.com/Mazda/CX-9/
I have a 2017 with 50k miles on it. So now I need to make a decision: Do I spend $2k on a extended warranty? Or do I take a chance that if the engine cracks hope that Mazda will replace the engine, even if out of warranty?
I've seen some folks say Mazda replaced the engine when it was out of...
Wow, this statement from Mazda is ridiculous.
I thought we've had people here that were out of warranty (no extended either) and Mazda was replacing the engine anyway at no cost to the owner.
Anyone want to comment and confirm their experiences if their engine was out of warranty with this...
For US owners, the National Highway Traffic Safety Administration (NHTSA) may be the place to put these engine issue complaints. They say this on their website:
If the agency receives similar reports from a number of people about the same product, this could indicate that a safety-related...
Not a whole lot overall for second generation CX-9s on Car Complaints: https://www.carcomplaints.com/Mazda/CX-9/
However, for 2016 there definitely is a spike in engine issues: https://www.carcomplaints.com/Mazda/CX-9/2016/engine/engine.shtml