Needed rear brakes and replaced the timing belt.
Great car very comfortable, nice ride.
Fuel economy worse than expected under 20 mpg. when commuting in orange county.
Small fuel tank and under 20 mpg. means frequent trips to the gas station.
First of all, did you expect to never perform any maintenance on your Lexus? It's a magical vehicle, but not miraculous.
Second, if you drive in Orange County, it can hardly be called freeway driving, so one wouldn't expect to get 25 mpg. Mileage-wise, stop and go driving on the 91 will always be much closer to city driving.