Which Lexus GX years have known problems?

2018–2020: Low-pressure fuel pump.

From the iSeeCars Longest Lasting Cars Study

How long does a Lexus GX last?

23.3% of Lexus GXs reach 250,000 miles, according to the iSeeCars Longest Lasting Cars Study (September 15, 2026), against 5.4% of all vehicles.

23.3% of Lexus GXs reach 250,000 miles. That is 4.3 times the 5.4% average for every vehicle on the road, which earns it a 400K Caboose mile rating.

400KMile rating

23.3%reach 250,000 miles

87%of the 67 ranked models have lower odds

$0.21cheapest remaining mile among 35 for sale today

2018–2020 Low-pressure fuel pump. A very large recall covers a Denso low-pressure fuel pump that can fail and stall the engine while driving.

35 used GXs are for sale on Caboose today, from $18,550.

Source: iSeeCars Longest Lasting Cars Study, published September 15, 2026, more than 395 million vehicles.