The Ford F-150 has been America's best-selling truck for decades. Whether you have the 2.7L EcoBoost, 3.5L EcoBoost, 5.0L Coyote V8, or the PowerBoost hybrid, proper maintenance keeps it running for 200,000+ miles. This guide covers factory-recommended maintenance for the 2015–2026 F-150 (13th and 14th generations). Track every service with Milepost—a free, private, offline-first vehicle maintenance tracker.
Ford vehicles use the Intelligent Oil Life Monitor (IOLM) to calculate remaining oil life based on engine temperature, RPM, driving time, and mileage. When the monitor reaches 0%, it's time for an oil change. For most F-150s, this occurs every 7,500–10,000 miles depending on the engine and driving conditions. Severe service (towing, off-road, frequent short trips, extreme temperatures) can trigger the indicator sooner.
| Engine | Oil Type | Capacity | Interval |
|---|---|---|---|
| 2.7L EcoBoost V6 | SAE 5W-30 Full Synthetic | 6.0 qt | IOLM monitor (typically 7,500–10k) |
| 3.3L Ti-VCT V6 | SAE 5W-30 Full Synthetic | 6.0 qt | IOLM monitor (typically 7,500–10k) |
| 3.5L EcoBoost V6 | SAE 5W-30 Full Synthetic | 6.0 qt | IOLM monitor (typically 5,000–7,500) |
| 5.0L Coyote V8 | SAE 5W-20 Full Synthetic | 8.8 qt | IOLM monitor (typically 7,500–10k) |
| 3.5L PowerBoost Hybrid | SAE 5W-30 Full Synthetic | 6.0 qt | IOLM monitor (typically 7,500–10k) |
| Service Item | Notes |
|---|---|
| Replace brake fluid | Every 30k or 3 years. DOT 4 Low-Viscosity recommended. |
| Replace engine air filter | If not done sooner at 15k check. |
| Replace transfer case fluid (4WD) | Motorcraft Transfer Case Fluid — every 30k for severe service. |
| Replace front/rear differential fluid (4WD) | SAE 75W-90 synthetic. Every 30k for severe service. |
| Inspect and service brakes | Comprehensive brake inspection, clean caliper slide pins. |
| Service Item | Notes |
|---|---|
| Replace spark plugs | EcoBoost engines: every 60k (iridium plugs). 5.0L V8: every 100k. |
| Replace transmission fluid and filter | 10-speed automatic (10R80): drain and fill with Mercon ULV. Every 60k for severe service. |
| Replace engine coolant | Motorcraft Orange Antifreeze (prediluted). Every 60k or 5 years. |
| Replace accessory drive belts | Serpentine belt — inspect at 60k, replace by 100k. |
| Replace transfer case fluid (4WD) | Every 60k for normal service. |
| Replace front/rear differential fluid (4WD) | Every 60k for normal service. |
If you use your F-150 for any of the following, reduce maintenance intervals by approximately 50%:
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Try Milepost →How often does a Ford F-150 need an oil change?
Follow the Intelligent Oil Life Monitor (IOLM). For most EcoBoost engines, it triggers between 5,000 and 7,500 miles. The 5.0L V8 typically reaches 7,500–10,000 miles between changes when using full synthetic 5W-20. Towing or severe service cuts this in half.
How often should I change the transmission fluid in an F-150?
Every 60,000 miles for normal driving with the 10-speed 10R80 automatic. If you tow or use the truck for heavy-duty work, reduce to 30,000 miles. Use only Mercon ULV fluid.
Does the F-150 5.0L V8 have a timing belt or chain?
Both the 5.0L Coyote V8 and all EcoBoost V6 engines use timing chains. Chains are designed to last the life of the engine, though the 3.5L EcoBoost is known for chain stretch at high mileage.
When should I replace spark plugs on my F-150?
EcoBoost engines (2.7L, 3.5L): every 60,000 miles. The 5.0L Coyote V8: every 100,000 miles. Use only Motorcraft iridium-tipped spark plugs for best results.
How often should I service the 4WD system on my F-150?
Transfer case fluid every 30,000 miles (severe) or 60,000 miles (normal). Front and rear differential fluid on the same schedule. Check IWE vacuum system annually for leaks or failed solenoids.
What's the recommended tire pressure for an F-150?
Ford recommends 35 psi front and rear for most F-150s with P-metric tires. LT tires (common on off-road packages) may require 40–65 psi. Check the driver's door jamb sticker for your specific tire and GVWR configuration.