We don't have a lot of Lexus RX 350 engine problems on file — feel free to add yours here. The most common RX 350 engine problems cost $5,200 to fix & occur at 63,000 miles. Click on a year below.

Worst Engine Problems
engine failure 2009 Lexus RX 350
massive oil leak 2007 Lexus RX 350
loss of power 2007 Lexus RX 350