2011 Infiniti M56 Problems
Used INFINITI M56 shoppers should review this model-year complaint and recall record before making an offer. Based on 18 real NHTSA owner complaints, with Transmission / Drivetrain the most reported area.
Before you buy
This 2011 Infiniti M56 has 18 NHTSA complaints — top issue: Transmission / Drivetrain.
A model-year pattern isn't the car in front of you. Check this exact VIN for accidents, open recalls, odometer rollback, and salvage titles.
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2011 Infiniti M56 Fuel Economy
✓ EPA Official DataEPA-rated fuel economy across 2 2011 Infiniti M56 trim configurations. The median figure is shown; range reflects all available trims.
Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions. 2 trims analysed.
2011 Infiniti M56 Safety Ratings
NHTSA 5-Star Program2 variants tested — showing 2011 Infiniti M56 4 DR AWDOfficial crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.
Overall
11.3% rollover risk
Frontal Crash
Side Crash
Rollover
11.3% probability
Source: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.
Based on NHTSA complaint data, the 2011 Infiniti M56 has 18 owner complaints, 0 crash-related complaints, and 2 recall campaigns on record. The most frequently reported component is Transmission / Drivetrain. NHTSA reliability signal: Good Record.
- Make
- Infiniti
- Model
- M56
- Model year
- 2011
- NHTSA owner complaints
- 18
- Crash-related complaints
- 0
- Safety recall campaigns
- 2
- Top reported component
- Transmission / Drivetrain
- Reliability signal
- Good Record
- EPA MPG combined
- 19
- EPA MPG city / highway
- 16 / 25
- Fuel type
- Premium Gasoline
- NHTSA overall safety rating
- 4/5 stars
- NHTSA frontal crash rating
- 4/5 stars
- NHTSA side crash rating
- 5/5 stars
- NHTSA rollover rating
- 4/5 stars
- Electronic stability control
- Standard
Common problems
Most common 2011 Infiniti M56 problems
Top owner-reported complaint areas and where they often appear.
Transmission / Drivetrain
Engine Problems
Airbag Malfunctions
Complaint patterns center on Transmission / Drivetrain, Engine Problems, Airbag Malfunctions. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.
Buyer verdict
Should you buy a used 2011 Infiniti M56?
This INFINITI M56 year appears to have a comparatively lighter NHTSA complaint footprint, but buyers should still verify condition vehicle-by-vehicle.
Model-year complaint trends can reveal recurring trouble spots before you spend money on inspections, financing, or repairs.
May Suit
This year may suit buyers who prioritize complete maintenance records and pass a pre-purchase inspection.
May Want to Avoid
Buyers who want a lower-risk ownership profile may prefer comparing nearby model years before committing.
Pre-purchase
What to check before buying a used 2011 Infiniti M56
Inspection Focus
- Inspect the most frequently reported complaint components on this model year
- Confirm recall repairs were completed and documented
- Check for accident damage, title brands, and mileage inconsistencies on the exact VIN
Before You Close the Deal
- Run a VIN check on the specific vehicle you are considering
- Verify all open recalls are completed at nhtsa.gov/recalls
- Request service records for the most-reported complaint components
- Have a certified mechanic inspect the vehicle before purchase
Check the exact car
Shortlist with model-year data. Decide with the exact VIN.
Before buying a used 2011 Infiniti M56, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.
AI verdict
What the complaint data suggests
Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology
The INFINITI M56 has 18 NHTSA complaints and 2 recalls on record. This data reflects owner-reported issues submitted to the National Highway Traffic Safety Administration.
Recall context: 2 recall campaigns are on record, so recall completion status should be confirmed on the exact VIN before purchase.
- 18 total complaints filed with NHTSA
- 2 federal recall campaigns
- No crash-related complaints on record
- Review NHTSA complaint history for the most-reported components
- Check recall completion status at nhtsa.gov/recalls
- Verify service records for frequently complained components
Full breakdown
All 2011 Infiniti M56 complaints by category
Every owner-reported complaint category filed with NHTSA for the 2011 Infiniti M56. Use this as a pre-purchase inspection checklist.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Transmission / Drivetrain | 8 | — | — | — | |
| Engine Problems | 4 | — | — | — | |
| Airbag Malfunctions | 3 | — | — | — | |
| Electrical Faults | 3 | — | — | — | |
| Steering Defects | 2 | — | — | — | |
| Uncategorized Issues | 1 | — | — | — | |
| Brake System | 1 | — | — | — | |
| Suspension Failures | 1 | — | — | — | |
| Electronic Stability Control (Esc) | 1 | — | — | — | |
| Seat Belt Issues | 1 | — | — | — | |
| Visibility | 1 | — | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
In their words
Real owner complaints
Read what owners actually reported to NHTSA for the 2011 Infiniti M56. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
Front passenger airbag occupancy sensor fails leading to inactivation of front passenger airbag. Dealership says that a repair solution is not available.
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 tu…
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 …
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 sha…
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-BATTER…
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. THE…
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 BEFOR…
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 B…
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 …
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. …
MY SOLENOID SWITCH WENT BAD ON ME AND NEEDED TO BE REPLACED, TOOK IT TO THE INFINITI DEALERSHIP AND THEY CORRECTED THE PROBLEM SO I THOUGHT UNTIL OCT 13 WHEN I KEPT HEARING THIS NOISE COMING FROM MY HOOK LIKE A SQUEALING NOISE.. TOOK IT BACK TO THE DEALERSHIP AND FOUND OUT IT WAS…
TL* THE CONTACT OWNS A 2011 INFINITI M56X. THE CONTACT STATED THE VEHICLE FAILED TO START. THE CONTACT WAS ABLE TO START THE VEHICLE. HOWEVER, SHORTLY AFTER THE BATTERY DIED, THE LIGHTS FAILED AND THE VEHICLE AUTOMATICALLY LOCKED, LEAVING THE CONTACT TRAPPED IN THE VEHICLE. THE V…
WE HAVE BEEN TRYING TO RESOLVE THIS PROBLEM THROUGH INFINITI SERVICE CENTER SINCE WE BOUGHT THE CAR 10 MONTHS AGO WITH ONLY 28K MILES. THE VEHICLE HAS SEVERE HESITATION WHEN ATTEMPTING TO ACCELERATE IMMEDIATELY AFTER SLOWING OR STOPPING. ON SEVERAL OCCASIONS WHEN STEPPING ON TH…
I HAVE NOTICED PROBLEMS ON MULTIPLE OCCASIONS WITH MY M37 NOT ACCELERATING WHEN I HIT THE GAS. WHILE GETTING OVER INTO ANOTHER LANE TO PASS A VEHICLE MY CAR STALLED FOR A FEW SECONDS WHILE TRYING TO ACCELERATE AND I WAS ALMOST REAR ENDED BY ANOTHER CAR. TWO MONTHS AGO I WENT TO…
2011 INFINITI M37X. CONSUMER WRITES IN REGARDS TO AIR BAG LIGHT ILLUMINATING. *TGW THE CONSUMER STATED WITH THE LIGHT BEING ON, THERE IS NO PROTECTION FOR THE PASSENGER. THE LIGHT STAYED ON DURING VARIOUS TRIPS, FOR FIVE MINUTES, THREE MINUTES AND 13 MINUTES. WHEN THE CONSUMER S…
I HAVE CONCERNING ISSUES WITH THE TRANSMISSION OF THIS VEHICLE SINCE PURCHASE 8/27/2010. THE TRANSMISSION HAS MAJOR HESITATION WHEN ACCELERATING, SLOWING DOWN AND WITH EVERDAY USE(JERKY FEELING IN CITY TRAFFIC) NO MATTER WHAT DRIVE MODE IS USED I.E SPORT, NORMAL, ECO, SNOW MODE…
SUNVISOR DOES NOT FOLD BACK FAR ENOUGH BLOCKING TALL DRIVER'S VIEW OF ROAD. LEFT EDGE OF SUNVISOR HITS EDGE OF TRIM PREVENTING PROPER ADJUSTMENT. NOTE THAT 2012 VISORS HAVE BEEN SLIGHTLY REDESIGNED AND WORK PROPERLY. *TR
DIFFICULTY IN STEERING A NEW 2011 INFINITY M37S. *TR
Source: NHTSA Complaints Database. Real owner reports for the 2011 Infiniti M56.
Safety recalls
2011 Infiniti M56 recalls
2 campaignsNHTSA recall campaigns for the 2011 Infiniti M56. 2 recall campaigns are on record, so recall completion status should be confirmed on the exact VIN before purchase. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.
POWER TRAIN:DRIVELINE:DRIVESHAFT
POWER TRAIN:DRIVELINE:DRIVESHAFT
Research more
Keep researching before you buy
Compare brands and categories, then check the exact car's history by VIN.
Questions
2011 Infiniti M56 buying FAQ
Buyer-focused answers based on real NHTSA complaint and recall data for this model year.
Is the 2011 Infiniti M56 reliable?▾
Good Record. NHTSA currently shows 18 owner complaints, 0 crash-related complaints, and 2 recall campaigns for this model year. This INFINITI M56 year appears to have a comparatively lighter NHTSA complaint footprint, but buyers should still verify condition vehicle-by-vehicle. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.
What are the most common problems with the 2011 Infiniti M56?▾
#1: Transmission / Drivetrain (8 complaints). #2: Engine Problems (4 complaints). #3: Airbag Malfunctions (3 complaints)
At what mileage do problems start on the 2011 Infiniti M56?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2011 Infiniti M56?▾
Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2011 Infiniti M56, NHTSA complaints include 0 crash-related reports and 0 fire reports out of 18 total complaints. For controlled crash-test ratings, check nhtsa.gov/ratings.
Does the 2011 Infiniti M56 have any recalls?▾
Yes. 2 NHTSA recall campaigns affect the 2011 Infiniti M56. A major recall area is POWER TRAIN:DRIVELINE:DRIVESHAFT. 2 recall campaigns are on record, so recall completion status should be confirmed on the exact VIN before purchase. Always verify open recalls by VIN because completion status varies by vehicle.
Should I buy a 2011 Infiniti M56?▾
This INFINITI M56 year appears to have a comparatively lighter NHTSA complaint footprint, but buyers should still verify condition vehicle-by-vehicle. Model-year complaint trends can reveal recurring trouble spots before you spend money on inspections, financing, or repairs. Pay extra attention to Transmission / Drivetrain during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpectorAI.
Wider context: See the full Infiniti M56 reliability report with year-by-year comparison.
Owner Reliability Rating
Rate the 2011 Infiniti M56 based on your ownership experience.
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Ratings are based on owner experience and are separate from NHTSA data shown above.
Before you buy
Check the exact vehicle history before you buy
Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.