2021 Ford F-250 Super Duty Service and Repair Manual

Regular price $55.99 USD
Covers all 2021 F-250 Super Duty trims — Lariat Crew Cab Pickup 4-Door, XLT Standard Cab Pickup 2-Door, XLT Crew Cab Pickup 4-Door +6 more ·
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The 2021 Ford F-250 Super Duty service and repair manual is a detailed, OEM-style reference for diagnostics, maintenance, and repair work. Use it to verify procedures, specifications, and system information before you start a job.

You'll find coverage across key vehicle systems with clear section structure, including wiring diagrams and powertrain, braking, steering, suspension, HVAC, and electrical topics. Digital format makes it easy to search while you work.

Trims covered

  • Lariat Crew Cab Pickup 4-Door
  • XLT Standard Cab Pickup 2-Door
  • XLT Crew Cab Pickup 4-Door
  • XLT Extended Cab Pickup 4-Door
  • Limited Crew Cab Pickup 4-Door
  • King Ranch Crew Cab Pickup 4-Door
  • Lariat Extended Cab Pickup 4-Door
  • XL Crew Cab Pickup 4-Door
  • Platinum Crew Cab Pickup 4-Door
  • XL Standard Cab Pickup 2-Door
  • XL Extended Cab Pickup 4-Door

Engines covered

  • 6.7L 6651CC 406Cu. In. V8 DIESEL OHV Turbocharged
  • 7.3L 7292CC 445Cu. In. V8 GAS OHV Naturally Aspirated
  • 6.2L 6210CC 379Cu. In. V8 FLEX SOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams
No active recalls The 2021 Ford F-250 Super Duty has no recalls on file with NHTSA.
TSB #11032694

This bulletin supersedes 25-2549. Reason for update: To add 2020 model year chassis cab vehicles. Some of the vehicles listed in the Model statement above may exhibit an incorrectly illuminated malfunction indicator lamp (MIL) with diagnost

TSB #11031263

Various 2020-2026 Ford and Lincoln vehicles equipped with blind spot information system (BLIS) may experience an inoperative blind spot monitoring with a "Blind Spot System Fault" message displayed in the instrument panel cluster (IPC). Thi

TSB #11030797

Some 2021-2026 F-150 vehicles equipped with a 5.0L/5.2L engine, 2021-2025 F-Super Duty/F-53 Motorhome/F59 Commercial Stripped Chassis vehicles equipped with a 6.8L/7.3L engine and 2021-2025 E-Series/F-650/F-750 vehicles equipped with a 7.3L

TSB #11030282

Advance Notice Customer Satisfaction Program 25N17 Certain 2015-2025 Model Year Multiple Vehicle Lines Rear View Camera Replacement If Required After Dealer Evaluation

TSB #11029923

This article supersedes TSB 24-2249 to update the claim quantity of the torque converter nuts, part number and claim quantity of the front support assembly bolt washers, and part number change of the fluid pan from the Parts List. Some of t

TSB #11029595

Some 2019-2024 Ford and Lincoln vehicles equipped with SYNC3 may experience various connectivity concerns with The Ford App Lincoln App including but not limited to: missing activation prompt pop-upon the vehicle's center display screen whe

TSB #11029081

For 20172026 vehicles equipped with a 10R transmission, a revision to the Road Testing Vehicle procedure has been made in the WSM, located in Section 307-01 > Diagnosis and Testing. This updated procedure improves the diagnosis of customer

TSB #11029052

Ford and Lincoln vehicles equipped with wired keyless entry keypad systems and accessory wireless keyless entry keypad systems may or may not come with a wallet card containing the master code. Unlike the integrated wired keypad, the access

Showing the 8 most recent of 240 technical service bulletins on file with NHTSA.

01/22/20Component: AIR BAGSCrash reported

The contact called to file a complaint on a 2021 Ford F-250. The contact was a Crash Investigator. The contact stated that the vehicle owner was involved in a crash. The contact stated that while driving at an undisclosed speed in the oppos

01/22/20Component: AIR BAGSCrash reported

The contact called to report a failure on a 2021 Ford F-250. The contact, who is a Crash Investigator, stated that the owner of the vehicle was involved in a crash. While the owner was driving at an undisclosed speed in the opposite lane, t

07/08/20Component: ELECTRICAL SYSTEM,AIR BAGS,FORWARD COLLISION AVOIDANCECrash reported

I hit an elk at 65 mph while pulling a flatbed trailer loaded with 4000 lbs of hay. The crash warning light did not come on nor did the air bags deploy. The whole front end of the truck is badly damaged. I contacted my local Ford dealer wit

Showing the 3 most serious of 155 complaints filed with NHTSA.

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