2021 Ford F-550 SD

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2021 Ford F-550 SD has 15 owner complaints filed with NHTSA — that's 0.2x the segment average of 80. The most common issue is fuel system problems (60% of all complaints), specifically: while driving down the road at approximately 45 mph, under normal conditions, with no warning indicators the low fuel pressure light came on. when the driver stopped the vehicle he lost all power and observed smoke emanating from the underside and hood of the vehicle. prior to him exiting the vehi. ⚠️ 5 fire reports filed.

5 fire reports

Total Complaints

Recalls Issued

—/5

Safety Stars

0.2x

vs Segment Avg

Known Problems

FUEL SYSTEM

9 complaints

60%

• While driving down the road at approximately 45 mph, under normal conditions, with no warning indicators the low fuel pressure light came on. When the driver stopped the vehicle he lost all power and observed smoke emanating from the underside and hood of the vehicle. Prior to him exiting the vehi
• The contact owns a 2021 Ford F-550 SD. The contact stated that while an employee was driving 65 MPH and towing a vehicle, the vehicle inadvertently lost motive power. The driver was unable to pull over to the shoulder of the roadway due to a loss of electronic power steering; however, the vehicle wa
• The contact owns a 2021 Ford F-550 SD. The contact received notification of NHTSA Campaign Number: 24V957000 (Fuel System, Diesel); however, the part to do the recall repair was not yet available. The local dealer was not contacted. The contact stated that the manufacturer had exceeded a reasonable

Typical onset: 50K miles Est. repair: $500🔥 2 fire reports

“While driving down the road at approximately 45 mph, under normal conditions, with no warning indicators the low fuel pressure light came on. When the driver stopped the vehicle he lost all power and observed smoke emanating from the underside and hood of the vehicle. Prior to him exiting the vehi”

— NHTSA complaint filing

ENGINE

3 complaints

20%

• While driving down the road at approximately 45 mph, under normal conditions, with no warning indicators the low fuel pressure light came on. When the driver stopped the vehicle he lost all power and observed smoke emanating from the underside and hood of the vehicle. Prior to him exiting the vehi
• While driving down the road at approximately 45 mph, under normal conditions, with no warning indicators the low fuel pressure light came on. When the driver stopped the vehicle he lost all power and observed smoke emanating from the underside and hood of the vehicle. Prior to him exiting the vehi
• Operator was driving a 2021 Ford F550 equipped with an Altec AT48M aerial upfit. As he was driving the operator noted that the check engine light came on and almost immediately followed by the message center displayed "Low Fuel Pressure" warning. As he was preparing to stop, he could see smoke com

Typical onset: 50K miles Est. repair: $500🔥 3 fire reports

— NHTSA complaint filing

TRANSMISSION

2 complaints

13%

• The contact owns a 2021 Ford F-550 SD. The contact stated that while his son was driving at unknown speeds and making a right turn, there was an abnormal sound coming from the vehicle. The contact stated that the driver’s side rear dual wheel axle had fractured inside the differential housing. The c
• The contact owns a 2021 Ford F-550 SD. The contact stated that while his son was driving at unknown speeds and making a right turn, there was an abnormal sound coming from the vehicle. The contact stated that the driver’s side rear dual wheel axle had fractured inside the differential housing. The c

Typical onset: 50K miles Est. repair: $500

“The contact owns a 2021 Ford F-550 SD. The contact stated that while his son was driving at unknown speeds and making a right turn, there was an abnormal sound coming from the vehicle. The contact stated that the driver’s side rear dual wheel axle had fractured inside the differential housing. The c”

— NHTSA complaint filing

STEERING

1 complaints

• While driving and getting off the freeway at approximately 55 PMH truck when into a violent death wobble and had to slam on the brakes and come to a complete stop before it started. Truck has 36,384 miles on it and all front end steering is tight with no play, steering stabilizer was replaced with a

Typical onset: 50K miles Est. repair: $500

“While driving and getting off the freeway at approximately 55 PMH truck when into a violent death wobble and had to slam on the brakes and come to a complete stop before it started. Truck has 36,384 miles on it and all front end steering is tight with no play, steering stabilizer was replaced with a”

— NHTSA complaint filing

Estimated Repair Costs

FUEL SYSTEM(~50K mi)

$500

ENGINE(~50K mi)

$500

TRANSMISSION(~50K mi)

$500

STEERING(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 15 owner complaints for this specific year, here's what to check or ask about:

☐
FUEL SYSTEM: While driving down the road at approximately 45 mph, under normal conditions, with no warning indicators the low fuel pressure light came on. When the driver stopped the vehicle he lost all power and observed smoke emanating from the underside and hood of the vehicle. Prior to him exiting the vehi
Typically appears around 50K miles. Repair cost ~$500
☐
ENGINE: While driving down the road at approximately 45 mph, under normal conditions, with no warning indicators the low fuel pressure light came on. When the driver stopped the vehicle he lost all power and observed smoke emanating from the underside and hood of the vehicle. Prior to him exiting the vehi
Typically appears around 50K miles. Repair cost ~$500
☐
TRANSMISSION: The contact owns a 2021 Ford F-550 SD. The contact stated that while his son was driving at unknown speeds and making a right turn, there was an abnormal sound coming from the vehicle. The contact stated that the driver’s side rear dual wheel axle had fractured inside the differential housing. The c
Typically appears around 50K miles. Repair cost ~$500
☐
STEERING: While driving and getting off the freeway at approximately 55 PMH truck when into a violent death wobble and had to slam on the brakes and come to a complete stop before it started. Truck has 36,384 miles on it and all front end steering is tight with no play, steering stabilizer was replaced with a
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)