EngineHigh
3.5L EcoBoost cam phaser rattle / timing components on cold start.
- Typically appears
- 60,000+ miles
- What to inspect
- Cold-start the truck and listen for a rattle in the first few seconds.
- Typical repair
- Interior trim repair · £90–£450
Is the 2015–2020 Ford F-150 reliable?
Scored from 8 documented faults · reviewed by the VehicleFaults Research Team
Quick answer
4.3/ 10
Buy with cautionOn our documented-fault scoring the Ford F-150 rates 4.3 out of 10 · buy with caution. We hold 8 known faults for it and 3 are rated high severity, so the risk is real but contained. The weak points cluster around engine, body and transmission. A well-serviced example with evidence for the big-ticket items is usually a safe buy; the score describes the model, not the specific car in front of you.
Verdict · Walk unless the history is spotless
What the score is built from
- Critical
- 0
- High
- 3
- Medium
- 4
- Low
- 1
Weak points cluster around engine, body, transmission, drivetrain.
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EngineHigh
3.5L EcoBoost internal water pump — a failure can leak coolant into the engine.
- Typically appears
- 80,000+ miles
- What to inspect
- Check coolant level and history; ask about any pump replacement.
- Typical repair
- Cooling component replacement · £220–£750
EngineHigh
Excessive oil consumption and top-end ticking on the 5.0L V8 Coyote engine.
- Typically appears
- 30,000-60,000 miles
- What to inspect
- Pull the dipstick to check the oil level. Start the engine from cold and listen closely for a pronounced metallic ticking or knocking from the top end while idling.
- Typical repair
- Oil leak trace & seal / gasket · £180–£700
TransmissionMedium
10-speed automatic harsh or erratic shifts.
- Typically appears
- Any
- What to inspect
- Test-drive through varied speeds and feel for harsh 1-2 or clunky downshifts.
- Typical repair
- Routine repair · £180–£700
DrivetrainMedium
Grinding noise from the front wheels due to Integrated Wheel End (IWE) vacuum hub failure.
- Typically appears
- 50,000-80,000 miles
- What to inspect
- Drive the truck at low speed in 2H and listen for a metallic ratcheting noise from the front wheels. Switch to 4H; if the noise instantly disappears, the IWE system is failing.
- Typical repair
- EGR valve / cooler replacement · £300–£900
Costs are indicative UK independent-garage bands for budgeting and negotiation · never a quote.
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