We don't have a lot of Lexus GX 470 engine problems on file — feel free to add yours here. The most common GX 470 engine problems cost $3,200 to fix & occur at 72,000 miles. Click on a year below.

Worst Engine Problems
secondary air injection failure 2006 Lexus GX 470
secondary air pump system is defective 2007 Lexus GX 470
VSCS off error 2006 Lexus GX 470