Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2003 Ford Excursion 7.3 F, RWDFACTORY OEM SERVICE PROCEDURE
Automatic Transmission Servicing: Application
TRANSMISSION APPLICATION
| Application | Transmission Model | ||
|---|---|---|---|
| Blackwood, Cab & Chassis, Cutaway, Excursion, Navigator & RV Cutaway | 4R100 | ||
| Econoline | |||
| E150 | 4R70W | ||
| E250 | |||
| 4.2L & 5.4L | 4R70W | ||
| 5.4L | 4R100 | ||
| E350 Super Duty | 4R100 | ||
| E450 Super Duty | 4R100 | ||
| E550 Super Duty | 4R100 | ||
| Expedition | |||
| 4.6L | 4R70W | ||
| 5.4L | 4R100 | ||
| Pickup | |||
| F150 | |||
| 4.2L, 4.6L & 5.4L | 4R70W | ||
| 5.4L | 4R100 | ||
| F250 Super Duty | 4R100 | ||
| F350 Super Duty | 4R100 | ||
| F450 Super Duty | 4R100 | ||
| F550 Super Duty | 4R100 | ||
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.