2020 Ford F-150 maintenance schedule

Written in plain English and reviewed by the eli5cars editorial team · Last reviewed June 2026

3.3L V6 (290 hp), 2.7L EcoBoost V6 (325 hp), 5.0L V8 (400 hp), 3.5L EcoBoost V6 (375 hp), 3.5L PowerBoost Hybrid V6 (430 hp), 3.0L Power Stroke diesel V6 (250 hp)XLXLTLariatMSRP $29,290

Jump to a mileage milestone:

30k miles 60k miles 90k miles 120k miles

Full service timeline

Mileage	Service items	Details
8k mi	Engine oil and filter change — 5W-30 full synthetic for 5.0L V8; 5W-30 or 0W-30 for EcoBoost V6; 0W-30 for 3.0L diesel (Motorcraft Synthetic Blend or Full Synthetic per Intelligent Oil-Life Monitor) Tire rotation Inspect brake pads, rotors, and caliper slides Check all fluid levels — brake, power steering, coolant, windshield washer
10k mi	Engine oil and filter change — Motorcraft full synthetic per engine spec Tire rotation Inspect cabin air filter condition Inspect battery terminals and charging system Inspect 4x4 transfer case and front axle hubs (4WD/4x4 models)
30k mi	Engine oil and filter change — full synthetic per engine spec Tire rotation Replace cabin air filter Replace engine air filter Inspect spark plugs (5.0L V8 and EcoBoost V6 — iridium, factory interval 60k) Inspect front and rear brake hoses and hard lines Inspect front axle engagement and 4x4 shift mechanism Inspect transfer case fluid (4WD models — Motorcraft MERCON LV) Inspect front differential fluid (4WD models — 80W-90 API GL-5)	View →
60k mi	Engine oil and filter change — full synthetic per engine spec Tire rotation Replace cabin air filter Replace engine air filter Replace spark plugs — iridium (5.0L V8 and EcoBoost V6; factory interval 60k miles) Replace brake fluid — DOT 4 LV (Ford spec WSS-M6C65-A2) Replace transfer case fluid — 4WD models (Motorcraft MERCON LV) Replace front differential fluid — 4WD models (Motorcraft SAE 80W-90 Axle Lubricant) Replace rear differential fluid (Motorcraft SAE 75W-140 Synthetic Axle Lubricant — friction modifier required for limited-slip axle) Inspect automatic transmission fluid — 10-speed SelectShift (MERCON ULV; Ford recommends inspection; change if discolored) Inspect coolant condition (Motorcraft Gold OAT coolant — change at 100k or 6 years)	View →
90k mi	Engine oil and filter change — full synthetic per engine spec Tire rotation Replace cabin air filter Inspect serpentine belt and tensioner (replace if cracked or glazed) Inspect EcoBoost intercooler and charge-air hoses for oil buildup Inspect fuel injectors (EcoBoost models — port injection carbon deposits) Inspect all CV axle shafts and boots Inspect power running boards mechanism (if equipped) Inspect 4x4 front hub actuators and transfer case linkage	View →
100k mi	Replace engine coolant — Motorcraft Gold OAT (first change at 100k miles or 6 years) Replace 10-speed automatic transmission fluid — Motorcraft MERCON ULV (Ford factory interval: 150k normal; 60k severe duty or towing use) Replace spark plugs if not already done (3.3L V6 — platinum plugs, 60k interval) Replace serpentine belt if not replaced at 90k Inspect diesel fuel filter (3.0L Power Stroke diesel — replace every 20k for fuel filter; water separator every 10k)
120k mi	Engine oil and filter change — full synthetic per engine spec Tire rotation Replace engine coolant if not done at 100k Replace 10-speed automatic transmission fluid — Motorcraft MERCON ULV Replace transfer case fluid — 4WD models Replace front and rear differential fluids Full brake system flush — DOT 4 LV Inspect and service wheel bearings — front hub assembly Inspect suspension ball joints, upper and lower control arms, track bar (4x4) Inspect EcoBoost turbocharger wastegate actuator and boost pipes Replace serpentine belt and idler pulleys	View →

Common symptoms for this vehicle

Check engine light on? Get a free code scan

If your check engine light is on, most auto-parts stores (AutoZone, O'Reilly, Advance) will read the code for FREE — no purchase required, just walk in. Bring the code back here and look it up at eli5cars.com/obd2 for the plain-English explanation.

Note: a scan only helps when there's an active fault code. For purely mechanical symptoms (noises, vibrations, leaks), a scan may show nothing — the suspects listed above are your starting point.