repair

I have this rust hole in my 2001 Subaru outback and if I didn't care how it looked (cuz you can only see it if you open the door, what would be the best way to fill or fix it? my initial thought was to sand it off, and do the rust hole patch kit wire mesh stuff but forget all the Bondo sealants...

I have a 2005 Outback, approx 130K miles. Have an odd problem, in that I've had to replace the upstream O2 sensor twice in about 2.5 - 3 years, and I think it's going bad again approx 18 mos. after last change. Ran fine until recently Is there something that could be causing the O2 sensor to...

I was driving at high altitudes after refueling and when trying to restart my car, it wouldn't start easily. Now, I need to spray starter fluid to get it running and it occasionally loses power when accelerating. When the engine warms up, the exhaust begins to pop and doesnt sound normal...

This is the damage that i want to repair. Im gonna post some pictures, time lapses videos etc. along the way, so stay tuned. Please comment if Im doing something wrong. Thank you.