YearToAvoid

2005 Acura MDX Problems, Recalls & Reliability

Verdict

Caution

Complaint Index

58/100

#9 most-complained of 20 MDX years

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

The 2005 Acura MDX has a complaint index of 58, ranking 9th worst out of 20 model years, with a Caution verdict. Transmission & Powertrain issues drove 48% of its 180 complaints, and it carries 11 recalls, mostly airbag inflator campaigns.

Complaints
180
Recalls
11
Crashes / fires
15 / 1
Injuries / deaths
15 / 0
NHTSA overall rating
Not rated
EPA combined MPG
17
15 city / 21 hwy

Top 2005 Acura MDX problems

NHTSA owner complaints by component group. Groups with 15+ complaints have their own page.

  1. Transmission & Powertrain87 (48%)
  2. Airbags39 (22%)
  3. Engine25 (14%)
  4. Brakes23 (13%)
  5. Electrical System18 (10%)
  6. Other11 (6%)
  7. Steering9 (5%)
  8. Seat Belts7 (4%)
  9. Suspension, Wheels & Tires6 (3%)
  10. Structure & Body5 (3%)

What owners report

  • Owners report sudden unintended reverse-to-drive surges that caused the vehicle to strike objects without warning.
  • Brake pedal reportedly failed to stop the vehicle, with the car continuing to move even with the pedal pushed to the floor.
  • Steering has been described as seizing up at low speed while the vehicle also stalled.
  • Airbags deployed and reportedly burned a driver's hand during a low-speed crash.
  • Seat belt sensors and airbags reportedly triggered incorrectly on an unoccupied seat during a minor collision.
  • A seat heater reportedly overheated and smoked, leaving a hole in the driver's seat.
2005 Acura MDX complaints: complaints filed per quarter192005 Q32008 Q32011 Q22013 Q22015 Q32017 Q42019 Q42024 Q2
236 complaints filed with NHTSA from 2005 Q3 to 2025 Q3; peak 2010 Q3 (19).

2005 Acura MDX recalls

11 NHTSA recall campaigns list this model year.

  1. NHTSA 19V499000Jun 27, 2019Airbags3,947 vehicles

    Air bags:frontal:driver side:inflator module

    Honda (American Honda Motor Co.) is recalling certain 2003 Acura 3.2CL, 2002-2003 3.2TL, 2003-2006 MDX, 2001-2007 Honda Accord, 2001-2005 Civic, 2003-2005 Civic Hybrid, 2001-2005 Civic GX NGV, 2002-2006 CR-V, 2003-2011 Element, 2002-2004 Odyssey, 2003-2008 Pilot and 2006 Ridgeline vehicles. These vehicles are equipped with driver frontal air bag inflators assembled as a recall remedy part or replacement service part, that may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, temperature and temperature cycling.

    Risk: An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.

    Remedy: Honda will notify owners, and dealers will replace the driver frontal air bag inflator, free of charge. The recall began August 12, 2019. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are Q5A and Y58.

  2. NHTSA 19V501000Jun 27, 2019Airbags1,657,752 vehicles

    Air bags:frontal:passenger side:inflator module

    Honda (American Honda Motor Co.) is recalling certain 2003-2006 Acura MDX, 2005-2012 RL, 2003-2007 Honda Accord, 2001-2005 Civic, 2003-2005 Civic Hybrid, 2001-2005 Civic GX NGV, 2002-2006 CR-V, 2003-2011 Element, 2007-2008 Fit, 2002-2004 Odyssey, 2003-2008 Pilot, and 2006-2014 Ridgeline vehicles. The vehicles are equipped with passenger frontal air bag inflators assembled as a recall remedy part or replacement service part, that may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, temperature and temperature cycling.

    Risk: An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.

    Remedy: Honda will notify owners, and dealers will replace the passenger frontal airbag inflator, free of charge. The recall began August 12, 2019. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are E5D and X5C.

  3. NHTSA 19V182000Mar 6, 2019Airbags1,101,534 vehicles

    Air bags:frontal:driver side:inflator module

    Honda (American Honda Motor Co.) is recalling specific 2003 Acura 3.2CL, 2013-2016 ILX, 2013-2014 ILX Hybrid, 2003-2006 MDX, 2007-2016 RDX, 2002-2003 3.2TL, 2004-2006, and 2009-2014 TL, 2010-2013 ZDX and 2001-2007 and 2009 Honda Accord, 2001-2005 Civic, 2003-2005 Civic Hybrid, 2001-2005 Civic GX NGV, 2002-2007 and 2010-2011 CR-V, 2003-2011 Element, 2007 Fit, 2002-2004 Odyssey, 2003-2008 Pilot, and 2006-2014 Ridgeline vehicles. The affected vehicles received a replacement driver air bag inflator as part of a previous Takata inflator recall remedy or a replacement driver air bag module containing the same inflator type as a service part. Due to a manufacturing error, in the event of a crash necessitating deployment of the driver frontal air bag, these inflators may explode.

    Risk: An explosion of an inflator within the driver frontal air bag module may result in sharp metal fragments striking the driver, front seat passenger or other occupants resulting in serious injury or death.

    Remedy: Honda will notify owners, and dealers will replace the driver's air bag inflator with an alternate inflator, free of charge. The recall began April 10, 2019. Honda owners may contact customer service at 1-888-234-2138. Honda's number for this recall is O41. Acura owners may contact customer service at 1-888-234-2138. Acura's number for this recall is U40.

See all 11 recalls for the 2005 Acura MDX →

2005 Acura MDX fuel economy and fuel cost

City
15 MPG
Highway
21 MPG
Combined
17 MPG
Annual fuel cost (EPA)
$4,700
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.

2005 compared with other MDX years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100’05’06’07’08’09’10’11’12’13’14’15’16’17’18’19’20’22’23’24’25
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2005Caution581801117
2006Caution1687917
2007Good1199017

All Acura MDX years: best and worst →

Frequently asked questions

Is the 2005 Acura MDX reliable?
Compared with other MDX model years, 2005 ranks 9th worst out of 20 with a complaint index of 58, earning a Caution verdict. Transmission & Powertrain problems account for 48% of its 180 NHTSA complaints.
What is the biggest problem with the 2005 Acura MDX?
Transmission & Powertrain issues are the top problem area, making up 48% of complaints, with a median failure mileage of 79,828 miles.
Does the 2005 Acura MDX have recalls?
NHTSA lists 11 recall campaigns for the 2005 Acura MDX, nearly all related to airbag inflator replacements.
How does the 2005 MDX compare to other years?
With a complaint index of 58, the 2005 MDX is worse than most other years like 2007 (11), 2008 (5), and 2013 (0), but better than higher-complaint years like 2016 (95) and 2025 (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.