Do Lexus RX350 have transmission problems?
Not universally; most RX 350s are reliable, but a subset of model years have reported transmission-related problems, including rough shifting, hesitation, slipping, or, in rare cases, complete failure. Overall, Lexus reliability remains high, but buyers and owners should be aware of potential issues and check for recalls when evaluating a used or new RX 350.
What owners notice and how it can happen
Below is a concise guide to the kinds of transmission-related symptoms that have surfaced in some RX 350 models. If you experience any of these, it’s wise to have a professional diagnose the issue promptly.
- Harsh or delayed shifting between gears
- Slipping or revving higher than expected without corresponding acceleration
- Shuddering or rough engagement when starting from a stop or at low speeds
- Transmission warning light or Check Engine light coming on
- In rare cases, complete transmission failure requiring replacement
Note: Symptoms can overlap with other drivetrain or electrical problems, so a definitive diagnosis from a qualified technician is important.
Lexus responses: recalls, service campaigns, and updates
To address reported issues, Lexus has pursued recalls and service actions, as well as software updates and warranty programs where applicable. The goal is to improve transmission performance and address defect conditions without requiring extensive repairs for all vehicles.
- Recall campaigns and service bulletins targeting transmission-related defects
- Software updates to the transmission control module (TCM) and related systems to refine shifting behavior
- Warranty coverage and goodwill programs for affected vehicles, depending on year and market
- Component replacements and repairs when a defect is confirmed during inspection
Availability and specifics of these measures vary by country, model year, and VIN, so owners should check with a Lexus dealer or official recall databases (such as NHTSA in the United States) for their vehicle.
Maintenance and driving practices that can help prevent trouble
Keeping the transmission in good condition involves a combination of routine maintenance and careful driving habits. The following checklist outlines practical steps.
- Follow the maintenance schedule in the owner’s manual, including any recommended transmission service or fluid checks.
- Use the correct fluid type if servicing is advised; avoid mixing fluids or neglecting leaks.
- Have any symptoms inspected promptly rather than waiting for a minor issue to worsen.
- Avoid aggressive driving, frequent hard starts, and towing loads beyond the vehicle’s rated capacity when possible.
- Confirm software updates or service campaigns are completed at a Lexus service center, especially if the vehicle is older or used.
Regular maintenance and early detection can reduce the likelihood of serious transmission problems and help preserve long-term reliability.
What to do if you suspect a problem
If you notice potential transmission trouble, use this quick action plan to protect yourself and your vehicle.
- Check for any open recalls or service campaigns related to your RX 350 by VIN.
- Document symptoms, mileage, and any related service history before visiting a shop.
- Schedule a diagnostic appointment with a Lexus-certified technician to read trouble codes and perform road testing.
- Discuss options for repair under warranty or goodwill programs if applicable, and obtain a written estimate.
Early testing and professional assessment can help determine whether the issue is limited to software, a sensor, or a mechanical transmission problem requiring repair.
Summary
Bottom line: The Lexus RX 350 is generally regarded as a dependable SUV with solid long-term reliability. Transmission problems are not universal but have appeared in certain model years and configurations. If you’re shopping for a used RX 350, verify recall status, review service records for transmission work, and consider a pre-purchase inspection by a Lexus specialist. For current owners, staying current with manufacturer recalls, software updates, and routine maintenance is the best defense against transmission trouble.
Which year of Lexus RX 350 to avoid?
While the RX 350 is generally a solid vehicle, a few model years have seen more complaints than others. It's wise to be cautious with the 2007, 2008, 2010, 2016, and 2017 models.
Does RX 350 have transmission problems?
RX350 often faces sluggish acceleration and intermittent starting problems related to electrical or transmission components. For sluggish driving or no forward movement, inspect the transmission fluid level and condition first. Low or dirty fluid can cause poor shifting.
What is the average lifespan of a Lexus RX 350?
250,000–300,000 miles
What is the major problem of the Lexus RX 350?
Early Lexus RX 350 releases experienced steering issues, notably power steering fluid leaks from the rack and pinion system. Not only is this a massive safety hazard – it can also be costly to repair. Unfortunately, the problem is hard to predict and can also affect vehicles with fewer than 100,000 miles on the clock.
