2011 Infiniti M56 problems, complaints & recalls
Most-reported problem areas: Power Train (6) · Suspension (1) · Service Brakes (1)
Safety recalls (2)
Power Train:driveline:driveshaft 2024-06-21 · campaign 24V470000 · 7,222 vehicles
Defect: Nissan North America, Inc. (INFINITI) is recalling certain 2011-2013 M56, 2012-2013 M35 Hybrid, 2014-2018 Q50, Q70 Hybrid, 2014-2019 Q70, and 2015-2019 Q70L two-wheel drive vehicles. The driveshaft can fatigue and break.
Risk: A broken driveshaft can result in a loss of drive power, or a vehicle roll away when the vehicle is in park without the parking brake applied. Both scenarios can increase the risk of a crash.
Fix: Dealers will replace the driveshaft, free of charge. Owner notification letters were mailed August 13, 2024. Owners may contact INFINITI's customer service at 1-800-662-6200. INFINITI's numbers for this recall are R24A5 and R24A7.
Power Train:driveline:driveshaft 2020-12-07 · campaign 20V755000 · 2,708 vehicles
Defect: Nissan North America, Inc. (Nissan) is recalling certain 2011-2013 Infiniti M56, 2012-2013 M35 Hybrid, and 2014 Q70 and Q70 Hybrid vehicles. These models, equipped with 2WD and with a hybrid or VK56 powertrain, have a driveshaft that may break.
Risk: A broken driveshaft can cause a loss of propulsion, increasing the risk of a crash, or may disable the parking brake, increasing the risk of a rollaway and injury.
Fix: Infiniti will notify owners, and dealers will replace the driveshaft, free of charge. The recall began February 5, 2021. Owners may contact Infiniti customer service at 1-800-662-6200.
Service bulletins (94)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Structure:body 2026-04-13 · ITB09-063C · Service Bulletin/Repair Instructions
certification label and vin plate replacement service information because of collision damage or other vehicle repair, a replacement “certification label” or “vin plate/label” may be needed. hint: certification label = fmvss (federal motor vehicle safety standards) label. these items may be availabl
Electrical System 2024-05-20 · ITB13-052E · Service Bulletin/Repair Instructions
intelligent key not detected / engine will not start this bulletin has been amended. see amendment history on the last page. please discard previous versions of this bulletin.
Electrical System 2024-05-20 · ITB13-006D · Service Bulletin/Repair Instructions
can communication – network diagnostic flow chart this bulletin has been amended. see amendment history on the last page. please discard previous versions of this bulletin.
Electrical System 2024-05-20 · ITB10-029C · Service Bulletin/Repair Instructions
can communication codes – diagnostic tips and guidelines this bulletin has been amended. see amendment history on the last page. please discard previous versions of this bulletin.
Visibility/Wiper 2024-04-30 · ITB17-009H · Service Bulletin/Repair Instructions
window glass warranty information this bulletin has been amended. see amendment history on the last page. please discard previous versions of this bulletin.
Visibility/Wiper 2024-04-30 · ITB13-007I · Service Bulletin/Repair Instructions
removing foreign material from the window glass this bulletin has been amended. see amendment history on the last page. please discard previous versions of this bulletin.
Showing the 6 most recent of 94 bulletins. Search all of them free at nhtsa.gov.
What owners report
2023-09-09 · Air Bags“front passenger airbag occupancy sensor fails leading to inactivation of front passenger airbag. dealership says that a repair solution is not available.…”
2021-12-03 · Power Train · 95,000 mi“the contact owns a 2011 infiniti m56. the contact received a recall notification for nhtsa campaign number: 20v755000 (power train) however, the dealer informed the contact that the parts for the recall repair were not yet available. the contact stated that while making a left turn from a complete stop, the accelerator pedal was depressed but the v…”
2021-10-30 · Power Train“i love this vehicle but it's suddenly started having a rough idle and with a scan tool detects multiple misfires and several codes due to timing, in which case the timing chain has been worn out call the dealership to see if the timing chain recall for the m56 was done to my car they said it was vin specific now i am stuck with a vehicle that is ve…”
2021-10-28 · Power Train“driveshaft malfunctioning. vehicle is available for inspection upon request. driveshaft malfunctioning is causing the vehicle to shake violently at speeds above 60 mph. my safety and others safety is put at risk when i'm accelerating above 60 mph and the vehicle begins to shake violently causing the vehicle to veering into on coming traffic or …”
2019-02-22 · Unknown Or Other“here is a copy of a blog. i have bought 6 battery's in 4 years. i have been stranded with the family late at night paid for many tow trucks. taken my car to infinity dealers with no success. please read this blog.. https://x.infinitihelp.com/forum/showthread.php/2011-m37x-battery-problemsi-7942.html 4 pages of peolple having the same issue with t…”
2019-02-21 · Power Train · 84,000 mi“i started the car up and started to drive to work about 3 miles into driving the check engine light came on followed by revs with no power or speed gain and the vehicle was giving me around 15mph to the point where i couldn't gain much more speed and had to pull off the road. there was a voluntary service campaign for the timing chain but it has si…”
2018-09-11 · Service Brakes · 75,000 mi“when you go to apply the brake it often locks up and stops immediately. this is an issue that comes and goes. it also at the same time it is stopping abruptly without applying the brake completely it will do the opposite and the brake will deflate all the way to the floor before stopping. while stop it will lose pressure and the brake will slowl…”
2017-11-09 · Suspension · 74,850 mi“4was and stability control warning lights come on when driving over rough asphalt, or turning right or left and road is rough. the rear of the car feels unstable and steering wheel is off-center. the lights are on until the car is turned off. when the car is turned on again and before the warning symbols come back on, the steering wheel is centered…”
2015-10-21 · Seat Belts · 27,000 mi“issue: passenger seat belt light continues to remain on after the passenger is no longer sitting on the seat. root cause from dealer: defective passenger occupancy sensor. only way to turn off the seat belt light is to either put the passenger seat belt on or turn on and off the car. i noticed when i purchased the infiniti 2011 m56 the sea…”
2015-04-09 · Power Train · 141,000 mi“driving this car is very fun and i have enjoyed the car very much but just last week i noticed a smell like burning rubber or oil, come to find out the next day i was dripping oil only not a steady drip but a drip only from driving, once i stop and the car cools the drip stops. i have research and found that there could be a problem with some bol…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.