2011 Lexus GX Engine Problems
- Complaints
- 4about this part
- Share
- 36%of 11 total for the year
- Median mileage
- 190,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the engine of the 2011 Lexus GX, 36% of the 11 complaints for this model year. Where a mileage was given, the median is 190,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“10.6.19 radiator blew.while driving.on bridge on interstate. Engine over heated. Engine was supposed to shut down. Engine blew head gasket. Engine light was on from a emission systems recall. I was not aware that engine was over heating. No alerts. Had an appointment on 10.13.19 to fix recalled emissions system. Need new engine and radiator. Cost $10,000 minimium”
NHTSA complaint #11268894, filed 2019-10, 190,000 miles“The engine was found to have a leaking valley plate and cam tower cover with little over 82,000 miles on it. An online search indicates that this is a common problem shared across the Lexus (gx460) and toyota (tundra) platforms with this engine.”
NHTSA complaint #11360504, filed 2020-09Related service bulletins
- 10179601Aug 5, 2020TSB: Vehicles may display evidence of a fluid leak or fluid seep from powertrain components. This bulletin explains how to determine the differences between a fluid leak versus a…
- 10164328Jul 1, 2019TSB: REVISION NOTICE July 01, 2019 Rev1: G1668 Applicability has been updated to include 2019 ? 2020 model year Lexus vehicles. G2158 The Techstream Preparation and Process…
- 10205359Aug 6, 2013Oil Viscosity Applicability and Cfhange Interval Guide
- 10205358Apr 10, 2013Oil Viscosity Applicability and Cfhange Interval Guide
Engine: other model years
Other parts of the 2011 Lexus GX
4 complaintsOther or unknown
2 complaintsSteering
2 complaintsBody and structure
1 complaintsSuspension
1 complaintsTires
1 complaints
← All problems reported for the 2011 Lexus GX
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology