YearToAvoid

2008 Lexus RX350 Reliability Data: Problems & Recalls

Avoid The 2008 Lexus RX350 has a complaint index of 89 and ranks 3rd worst of 19 model years, earning an Avoid verdict. Owners most often reported engine problems (32 complaints, 25% share), followed by electrical and structural issues, with a median failure mileage of 69,000.

Based on NHTSA complaints per model-year, not a reliability rating. Methodology

YearToAvoid Scorecard

Complaint Index
89/100
#3 of 19 RX350 years
Verdict
Avoid
vs. other years of this model
Complaints
126
unique NHTSA reports
Recalls
0
distinct NHTSA campaigns
Crashes
11
reported in complaints
Fires
4
Injuries
10
Top issue
Engine
Best nearby year
2020
rated Best
NHTSA overall rating
Not rated
EPA combined MPG
19.5
17.5 city / 22.5 hwy
Injuries / deaths
10 / 0

Top 2008 Lexus RX350 problems

Share of this year’s NHTSA complaints by component group. Groups with 15+ complaints have their own page.

  1. Engine32 (25%)
  2. Electrical System26 (21%)
  3. Structure & Body24 (19%)
  4. Other22 (17%)
  5. Steering18 (14%)
  6. Brakes13 (10%)
  7. Transmission & Powertrain7 (6%)
  8. Airbags6 (5%)
  9. Visibility & Wipers4 (3%)
  10. Suspension, Wheels & Tires3 (2%)

A complaint can list more than one component, so shares add up to more than 100%. Shares are % of complaints.

What owners report

  • Owners describe sudden unintended acceleration at low speeds, such as pulling into a parking spot or driveway, followed by brake failure and a crash.
  • Some report the vehicle surging forward or backward when shifting between drive, reverse, and neutral, with no braking response.
  • Several describe brakes feeling soft or unresponsive, in one case with smoke and dragging from the wheel assembly at 9,000 miles.
  • One owner reported a serpentine belt rupture at 65,000 miles that caused a fire in the engine compartment and cabin, linked to a frozen A/C compressor.
  • Window regulator or switch failures left the passenger window stuck down, with one case reporting a burned-out switch.
  • One complaint noted airbags deploying with smoke during a low-speed parking-lot crash tied to a braking failure.
2008 Lexus RX350 complaints: complaints filed per quarter92007 Q32009 Q42011 Q32013 Q32015 Q12016 Q32018 Q12019 Q4
126 complaints filed with NHTSA from 2007 Q3 to 2019 Q4; peak 2014 Q4 (9).

2008 Lexus RX350 recalls

No safety recalls on record for this model year.

2008 Lexus RX350 fuel economy and fuel cost

City
17.5 MPG
Highway
22.5 MPG
Combined
19.5 MPG
Annual fuel cost (EPA)
$4,100
15,000 mi/yr
Fuel
Premium
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2008 compared with other RX350 years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100’05’06’07’08’09’10’11’12’13’14’15’16’17’18’19’20’21’22’23
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2006No verdict601—
2007Avoid94167119.5
2008Avoid89126019.5
2009Avoid8397019.5
2010Avoid10094120.5

All Lexus RX350 years: best and worst →

Frequently asked questions

Is the 2008 Lexus RX350 reliable?
NHTSA data gives the 2008 RX350 a complaint index of 89, the 3rd worst of 19 model years for this model, and it carries an Avoid verdict relative to other RX350 years.
What is the most common problem with the 2008 Lexus RX350?
Engine complaints are the largest category, accounting for 32 of 126 complaints (25% share), with a median failure mileage of 70,000.
Are there recalls on the 2008 Lexus RX350?
NHTSA lists no recalls for the 2008 RX350, and no do-not-drive recalls apply to this model year.
Which Lexus RX350 model years should I avoid?
Besides 2008, NHTSA complaint data flags 2007, 2009, 2010, and 2013 as Avoid years, while 2020 has the lowest complaint index (17) among all RX350 years.
How much does it cost to fuel a 2008 Lexus RX350?
EPA rates the 2008 RX350 at 19.5 mpg combined (17.5 city / 22.5 highway), with an estimated annual fuel cost of $4,100.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.