Looking for Ford F 550 repair in Phoenix? We work on Ford vehicles every day and cover the F 550 across model years 2011 to 2014, 2016 to 2020, with honest diagnostics and quotes you approve before work begins.
To help F 550 owners know what to watch for, we reviewed public records from the National Highway Traffic Safety Administration (NHTSA). For these model years NHTSA has 94 owner complaints on file for the F 550 and 22 safety recall campaigns. The most-reported problem areas are engine (28), structure (13), fuel/propulsion system (10).
Most-Reported Ford F 550 Problems
These problem areas come up most often in NHTSA owner complaints for the F 550 (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 | |
|---|---|---|---|
| Engine | 28 | 29% | |
| Structure | 13 | 13% | |
| Fuel/Propulsion System | 10 | 10% | |
| Fuel System, Diesel | 10 | 10% | |
| Power Train | 8 | 8% | |
| Steering | 8 | 8% | |
| Engine And Engine Cooling | 8 | 8% | |
| Electrical System | 7 | 7% |
Engine
28 of the 94 complaints (29%) 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.
Structure
13 of the 94 complaints (13%) mention body, doors and latches. Latch and body complaints affect security and safety. We inspect and repair door, hood and trunk hardware. See our auto repair page.
Fuel/Propulsion System
10 of the 94 complaints (10%) 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.
Ford F 550 Complaints by Model Year
The F 550 model years with the most NHTSA complaints on file are 2020, 2019, 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 | 12 | |
| 2012 | 13 | |
| 2013 | 6 | |
| 2014 | 2 | |
| 2016 | 9 | |
| 2017 | 13 | |
| 2018 | 8 | |
| 2019 | 14 | |
| 2020 | 17 |
Ford F 550 Check Engine Codes
NHTSA owner complaints rarely cite specific trouble codes for the F 550, 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 Ford.
| 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 F 550? 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.
Ford F 550 Safety Recalls
NHTSA lists 22 recall campaigns for the F 550 in these model years, most often involving exterior lighting, engine and engine cooling, equipment. 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.
- 2020 recall, Power Train (campaign 20V099000): Ford Motor Company (Ford) is recalling certain 2020 F-550 and 2021 E-350 and E-450 vehicles. The rear axle differential fluid may be below the minimum level, possibly resulting in a failure of the rear axle assembly and driveshaft...
- 2019 recall, Exterior Lighting (campaign 19V358000): Unruh Fire, Inc. (Unruh Fire) is recalling certain 2017-2018 Ford F-550-based fire trucks equipped with Whelen brake lights.
- 2019 recall, Equipment (campaign 19V401000): VCI Emergency Vehicle Specialists (VCI) is recalling certain 2017-2018 Ford F-550, 2014 E-350 and E-450, 2015 F-250 and F-450, 2016 E-450, 2017 E-350, F-450 and E-450, 2018 F-350, 2010 E-450, 2005-2006 E-450, 2009 E-450 and Chevrolet...
- 2019 recall, Exterior Lighting (campaign 19V342000): Taylor Made Ambulances is recalling certain 2017-2018 Ford E-350, F-450, E-450, F-550, and GMC G3500-based ambulances equipped with Whelen brake lights.
- 2019 recall, Equipment (campaign 19V414000): Farber Specialty Vehicles (Farber) is recalling certain 2018 Ford F-550 vehicles equipped with ASA Electronics Voyager monitors used to display the back-up camera image.
- 2019 recall, Equipment (campaign 19V398000): LGE Coachworks, Inc. (LGE Coachworks) is recalling certain 2018-2019 Ford E-450, F-550, and Freightliner M2-based vehicles equipped with ASA Electronics Voyager back-up camera displays.
Serious Incident Reports
Of the NHTSA complaints on file for the F 550, 6 involved a crash, 10 involved a fire, 1 reported injuries. 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 Ford F 550 Reliable in Phoenix
Arizona heat is the hardest test a Ford will face. Batteries, belts, hoses, tires and engine oil all wear faster here, and a F 550 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 F 550 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 Ford F 550, a pre-purchase inspection shows what the paperwork does not.
Ford F 550 Services at EZ Swap LLC
Get the details on our Phoenix Ford F 550 repair service, or choose a service below.
Ford F 550 FAQ
What are the most common problems with the Ford F 550?
Based on NHTSA owner complaints, the most-reported problem areas for the Ford F 550 are engine (28), structure (13), fuel/propulsion system (10). Complaint counts reflect reports filed, not the share of vehicles affected.
Which F 550 model years have the most complaints?
The F 550 model years with the most NHTSA complaints on file are 2020, 2019, 2012. Older years have had longer to collect reports, so inspect any specific vehicle before buying.
What check engine codes are common on the Ford F 550?
NHTSA complaints rarely cite specific codes for the Ford F 550. 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 Ford F 550 have any safety recalls?
NHTSA lists 22 recall campaigns for the Ford F 550 across model years 2011 to 2014, 2016 to 2020. 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 Ford F 550 in Phoenix?
Yes. EZ Swap LLC repairs and maintains Ford vehicles including the F 550, 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 Ford F 550?
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 Ford F 550 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 Ford 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.