EZ Swap LLC services the BMW 750XI in Phoenix, AZ, covering model years 2011 to 2013, 2016. If your 750XI has a warning light, a strange noise or a safety recall question, our mechanics can diagnose it and give you a clear quote first.
To help 750XI owners know what to watch for, we reviewed public records from the National Highway Traffic Safety Administration (NHTSA). For these model years NHTSA has 8 owner complaints on file for the 750XI and 1 safety recall campaign. The most-reported problem areas are power train (4), engine (4), fuel system, gasoline (1).
Most-Reported BMW 750XI Problems
These problem areas come up most often in NHTSA owner complaints for the 750XI (all model years combined). Complaint counts reflect reports filed, not the share of vehicles affected, so popular and older models naturally have more.
| Problem area (NHTSA component) | Complaints | Share | |
|---|---|---|---|
| Power Train | 4 | 50% | |
| Engine | 4 | 50% | |
| Fuel System, Gasoline | 1 | 12% | |
| Electrical System | 1 | 12% | |
| Steering | 1 | 12% | |
| Tires | 1 | 12% | |
| Structure | 1 | 12% |
Power Train
4 of the 8 complaints (50%) mention the powertrain. Powertrain complaints can range from rough shifting to loss of drive. We road test, scan for stored codes and inspect fluids before recommending any repair. See our auto repair page.
Engine
4 of the 8 complaints (50%) mention the engine and cooling system. Engine and cooling complaints are best caught early in Phoenix, where heat pushes cooling systems and engine oil to their limits. We diagnose warning lights and check coolant, hoses and oil condition. See our check engine light diagnostics and oil change & maintenance pages.
Fuel System, Gasoline
1 of the 8 complaints (12%) mention the fuel system. Fuel system problems can cause stalling, hard starts and poor mileage. We test fuel delivery and related sensors to find the real cause. See our no-start diagnostics and check engine light diagnostics pages.
BMW 750XI Complaints by Model Year
The 750XI model years with the most NHTSA complaints on file are 2011, 2016, 2012. Older model years have had more time to collect reports, so use this table as a guide for what to inspect, not as a verdict on any one vehicle.
| Model year | Complaints on file | |
|---|---|---|
| 2011 | 4 | |
| 2012 | 1 | |
| 2013 | 1 | |
| 2016 | 2 |
BMW 750XI Check Engine Codes
NHTSA owner complaints rarely cite specific trouble codes for the 750XI, so we do not have a model-specific ranking to show. These are the check engine codes we see most often on vehicles in Phoenix heat, and any of them can show up on a BMW.
| Code | What it means |
|---|---|
| P0420 | Catalyst efficiency below threshold (bank 1) Often a worn catalytic converter, but failing oxygen sensors or exhaust leaks can set it too. Can cause an emissions test failure. |
| P0300 | Random or multiple cylinder misfire Worn spark plugs, failing ignition coils, fuel or vacuum problems. Do not ignore a flashing check engine light. |
| P0171 | System too lean (bank 1) Often a vacuum leak, dirty MAF sensor, weak fuel delivery or a failing oxygen sensor. |
| P0455 | EVAP system large leak Missing or loose gas cap, or a disconnected or cracked vapor hose. |
| P0128 | Coolant temperature below thermostat regulating temperature Usually a thermostat stuck open. Fix it to restore efficiency and cabin heat. |
| P0442 | EVAP system small leak Loose or worn gas cap, cracked hose or purge or vent valve. |
| P0301 | Cylinder 1 misfire Commonly a bad spark plug or ignition coil on that cylinder. |
| P0401 | EGR flow insufficient Clogged EGR passages or a stuck EGR valve. |
Got a check engine light on your 750XI? A code is a clue, not a diagnosis, so we scan it and test the system before replacing anything. See our check engine light diagnostics.
BMW 750XI Safety Recalls
NHTSA lists 1 recall campaign for the 750XI in these model years, most often involving exterior lighting. Recalls are repaired by the manufacturer at no charge to you, but each applies only to certain vehicles. Look up your VIN at nhtsa.gov/recalls.
- 2017 recall, Exterior Lighting (campaign 17V379000): BMW of North America, LLC (BMW) is recalling certain 2013-2015 740i, 740Li, 740Lxi, 750i, 750xi, 750Li and 750Lxi and 2014 ActiveHybrid 7 vehicles.
Serious Incident Reports
Of the NHTSA complaints on file for the 750XI, 1 involved a fire. These numbers are drawn from self-reported complaints and are not verified findings. If your vehicle has an open recall, get it repaired promptly.
Keeping a BMW 750XI Reliable in Phoenix
Arizona heat is the hardest test a BMW will face. Batteries, belts, hoses, tires and engine oil all wear faster here, and a 750XI that spends its life in stop-and-go Valley traffic needs maintenance earlier than the owner's manual's normal schedule suggests.
Our recommendation for 750XI owners: follow the severe-service schedule, test the battery before every summer, inspect brakes and tires twice a year, and have any warning light diagnosed instead of ignored. If you are shopping for a used BMW 750XI, a pre-purchase inspection shows what the paperwork does not.
BMW 750XI Services at EZ Swap LLC
Get the details on our Phoenix BMW 750XI repair service, or choose a service below.
BMW 750XI FAQ
What are the most common problems with the BMW 750XI?
Based on NHTSA owner complaints, the most-reported problem areas for the BMW 750XI are power train (4), engine (4), fuel system, gasoline (1). Complaint counts reflect reports filed, not the share of vehicles affected.
Which 750XI model years have the most complaints?
The 750XI model years with the most NHTSA complaints on file are 2011, 2016, 2012. Older years have had longer to collect reports, so inspect any specific vehicle before buying.
What check engine codes are common on the BMW 750XI?
NHTSA complaints rarely cite specific codes for the BMW 750XI. On Phoenix vehicles in general, we see P0420, P0300 misfires, P0171 lean conditions and EVAP leaks such as P0455 and P0442 most often. Bring yours in and we will scan and test it.
Does the BMW 750XI have any safety recalls?
NHTSA lists 1 recall campaign for the BMW 750XI across model years 2011 to 2013, 2016. Each recall applies only to certain vehicles, so enter your VIN at nhtsa.gov/recalls to see if yours is affected.
Do you repair the BMW 750XI in Phoenix?
Yes. EZ Swap LLC repairs and maintains BMW vehicles including the 750XI, at 9050 N 9th St in Phoenix. Call or text (602) 246-9063 for an appointment.
Is a pre-purchase inspection worth it for a used BMW 750XI?
Yes. An inspection checks the engine, transmission, brakes, suspension, A/C and electrical system, and scans for stored codes, so you know the real condition before you buy.
How often should I service my BMW 750XI in Phoenix?
Follow the severe-service schedule in your owner's manual, since heat and stop-and-go driving count as severe use. Test the battery before summer and inspect brakes and tires regularly.
More BMW Models We Service
Source: public complaint and recall records from the National Highway Traffic Safety Administration (nhtsa.gov). Counts reflect reports filed and do not predict the condition of any individual vehicle.