2007 Ford F-150 Transmission & Engine Problems — What You Need to Know Before You Buy

The 2007 Ford F-150 is the final model year of the 11th-generation body style — a truck that earned a loyal following for its toughness, towing capacity, and versatility. Whether you're keeping yours on the road or picking one up used, this truck remains a workhorse worth investing in. But like any high-mileage vehicle, it comes with a predictable set of mechanical weak points that every owner should know about. Two areas stand out above all others: the 4R75E 4-speed automatic transmission and the 5.4L Triton 3V V8 engine. These are not obscure issues — they're well-documented by mechanics, F-150 forums, and automotive technicians across the country. If your F-150 is acting up, there's a good chance the problem you're dealing with falls into one of the categories covered in this post. At expediaparts.com, we want to get you back on the road — fast, affordably, and with confidence. This guide breaks down the most common 2007 Ford F-150 failures, what they cost to fix, and whether a used or remanufactured replacement unit makes the most sense for your situation.

The 2007 F-150 lands at #17 on our list of most-researched vehicles for transmission and engine replacement. The 4R75E is the last iteration of Ford's long-running 4-speed automatic used in the 11th-gen trucks (2004–2007), and while it's a proven unit in earlier years, high-mileage examples show consistent failure patterns. The 5.4L Triton 3V V8 — the primary engine in this model year — is equally well-known for a handful of specific failures that became notorious in the 2006–2008 model range. According to Powertrain Products' breakdown of the Ford 5.4L Triton V8's common problems, the engine's issues are not random — they are engineering-related and repeat across millions of units. The good news: because these failures are so well understood, replacement parts and rebuilt units are widely available and competitively priced. For a visual overview of the most common mechanical issues across this generation, 1A Auto's "Top 5 Problems Ford F-150 11th Gen 2004–08" is one of the most thorough and accessible resources available online.

The 4R75E is a durable transmission, but it has predictable failure points that become unavoidable at higher mileage. Loss of 4th gear / overdrive is the single most common complaint across the 2004–2007 F-150 generation. Owners typically notice the truck holds lower gears longer, the RPMs climb on the highway, or overdrive simply stops engaging. This is often a sign of internal clutch pack wear or solenoid failure, and it's usually not something that can be patched — a rebuild or replacement is generally the next step. Transmission connector corrosion is a well-known issue that triggers multiple diagnostic codes simultaneously — commonly P0740, P0743, and P0748. As detailed in this FordTechMakuloco walkthrough of the 2004–2008 F-150 transmission connector problem, the root cause is corrosion at the external wiring harness connector on the transmission. Before assuming the transmission itself is dead, have this connector inspected — it's a relatively affordable fix if caught early. Torque converter clutch early apply causes the truck to lug or chug at 40–50 mph, as if the engine is fighting itself. This is often misdiagnosed as an engine issue but originates in the transmission's torque converter circuit. Ready to find a replacement 4R75E? Browse used and remanufactured options at expediaparts.com and get the right unit shipped directly to your door.