2010 Lexus RX350 Engine cooling Problems
- Complaints
- 4about this part
- Share
- 4%of 94 total for the year
- Median mileage
- 36,500miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the engine cooling of the 2010 Lexus RX350, 4% of the 94 complaints for this model year. Where a mileage was given, the median is 36,500 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.
“As I reverse out of my driveway, which is on an incline, onto a flat main roadway, the vehicle stalls (while still in reverse). This has happened multiple times on my 2010 Lexus rx 350, as well as previously on my 2008 Lexus 350.”
NHTSA complaint #10325553, filed 2010-04, 4,000 miles“I have a new 2010 Lexus rx 350 keep stalling while I was waiting for traffic light, problem stated soon after I started driving , while mileage was around 1500, when the car stalled ABS (anti brake system) sign showed up. …”
NHTSA complaint #10305340, filed 2010-02, 1,700 miles“The engine makes a noise like a sloppy piston or a rod knocking. The car is a 2010 Lexus RX350 with 69,000 miles. What is interesting here ia the fact that the issue was discussed with the service group on a recent confrence call but the staff was told to keep it quiet. Is toyota playing the games again?”
NHTSA complaint #10371186, filed 2010-12, 69,000 milesRelated service bulletins
- 10109592Aug 11, 2014Tech Tip: Starting with the 2010 Model Year, Lexus began a gradual transition to the use of synthetic 0w-20 viscosity engine oil. There are multiple benefits of this oil…
- 10132754Jul 31, 2014Dealer Letter: In our continuing efforts to ensure the best in customer satisfaction, Lexus is announcing a Warranty Enhancement Program to extend the warranty coverage for…
- 10132749Jul 31, 2014Region Letter: In our continuing efforts to ensure the best in customer satisfaction, Lexus is announcing a Warranty Enhancement Program to extend the warranty coverage for…
- 10057003Jul 31, 2014Lexus: some of the vehicles are experiencing oil leaks from the engine coolers.
- 10056509Jul 13, 2014Lexus: see document search button for owner letter. There is a seepage or oil leakage on some vehicles, coming from the engine oil cooler pipe that is covered by the limited…
- 10132808May 12, 2014TSB: Some vehicles in particular geographic areas may exhibit a condition where the HVAC Evaporator Drain Hose has become obstructed with an insect nest. An insect repellent…
- 10133703Apr 3, 2014Some TMMC built 2010 ? 2014 model year RX 350 vehicles may exhibit one or more of the following conditions due to liquid fuel in the Evaporative Emissions system (EVAP system)…
- 10132147Oct 2, 2013Tech tip for MIL-I message only.
- 10132146Oct 2, 2013If a customer states there is an unpleasant odor in the vehicle from the HVAC system, there are various factors that may be involved.
- 10132189Sep 9, 2013Some 2010-2013 RX350 vehicles may exhibit an exhaust ?rattle? type noise from one or both of the two exhaust manifold heat shields pictured below
Engine cooling: other model years
Other parts of the 2010 Lexus RX350
38 complaintsElectrical system
12 complaintsBrakes
11 complaintsAir bags
9 complaintsEngine
8 complaintsTransmission and drivetrain
7 complaintsBody and structure
6 complaintsSteering
5 complaintsEquipment
4 complaintsVisibility (wipers, defrost, mirrors)
4 complaintsElectronic stability control
3 complaintsTires
3 complaints
← All problems reported for the 2010 Lexus RX350
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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