Blog / Farmington Ford Service

Ford Battery Testing and Replacement During a Missouri Cold Snap

Red Ford Bronco Sport with roof gear climbing a snowy hillside trail, cold weather battery season in Farmington MO

Service  |  Farmington, MO

A battery that limped through fall tends to quit on the first hard freeze. These are the signs to watch for, how we test it, and what a newer Ford needs once a new one goes in.

It's a morning in the teens. You turn the key or push the button, and the engine groans over slower than it should. Maybe it catches. Maybe the dash lights flicker and that's it. Either way, the battery just told you something.

Cold doesn't usually kill a healthy battery. It finds the one that was already getting weak. Around Farmington, Bonne Terre and the rest of St. Francois County, the first real cold snap of the year is when our service drive fills up with Fords that started fine in October.

Quick answer: Cold slows the chemistry inside a battery while a cold engine takes more to crank, so a weak battery that got by in fall often fails on the first hard freeze. A quick test tells you where it stands before it leaves you stuck. On newer Fords with a battery management system or Auto Start-Stop, a new battery has to be set up right so the electrical system reads it correctly.

Cold weather risk

Less battery output, more cranking effort

Quick check

Battery test during any service visit

At your door

Ford Mobile Service can replace batteries

Why Does Cold Weather Expose a Weak Battery?

A battery makes power through a chemical reaction, and that reaction slows down as it gets colder. On a bitter morning it just has less to give.

Meanwhile the engine wants more. Cold oil is thicker, so the starter has to work harder to spin it over. Less going out and more being asked for is how a battery with some age on it can feel fine all fall, then give out the first week the wind chill drops below zero.

Summer's part of it too. Our hot, humid months wear on a battery's insides, and you often don't see the damage until winter puts a real load on it. If yours has a couple of Missouri summers behind it, get it tested before the coldest weeks.

Red Ford Bronco Raptor with the hood up showing the engine bay, ready for a battery check in Farmington MO

What Are the Warning Signs of a Failing Battery?

Batteries rarely die without dropping a few hints. Watch for these, especially on cold mornings:

Do not ignore these

Slow or labored cranking. If it turns over sluggishly, there may not be enough left for the next cold start.

Battery or charging warning light. A light on the dash can point to the battery, the alternator or a connection problem. Get it checked soon.

Dim lights or flickering screens at startup. Headlights that brighten when you rev, or a center screen that reboots during cranking, suggest low voltage.

Auto Start-Stop no longer shutting the engine off. On many Fords this is one of the first clues that charge is low, though cold weather alone can also keep it from engaging.

Corrosion or a swollen case. White or green buildup on the terminals, or a battery case that's bulging, means it's time for a closer look.

One sign by itself doesn't always mean the battery's done. A test sorts out whether it's the battery, the charging system or something pulling power while the vehicle sits.

How Is a Ford Battery Tested?

A real battery test takes a few minutes and tells you a lot more than a voltage reading in the driveway. At Sam Scism Ford it usually goes like this.

1

Check the battery's health

The technician hooks up an electronic tester to measure state of charge and how much cranking power the battery can still deliver, then compares that to what it was built to do.

2

Look at the charging system

If the battery's fine, we check the alternator and connections next. A weak alternator can drain a good battery.

3

Inspect cables and terminals

Loose clamps and corrosion cause plenty of no starts. Sometimes cleaning and tightening fixes it and you don't need a battery at all.

4

Review the results with you

We'll tell you if it passed, if it's getting weak or if it needs replacing now. That way you decide, not the weather.

Ford's Multi Point Inspection includes a look at battery life, so we can check it on any service visit. Don't wait for a no start.

Schedule a Battery TestSee Service Specials

Why Do Newer Fords Need a Battery Reset After Replacement?

Older trucks only cared that the battery had a charge. A lot of newer Fords keep a close eye on it with a battery management system. That system tracks charge and health, decides how hard to charge, and cuts back on electrical features when it needs to protect the battery.

Put a new battery in and that system has to learn it. Ford owner manuals describe a relearn period with the vehicle shut off and sitting, and until it finishes, some comfort features such as heated seats or the rear defroster may shut off sooner than normal. Some models also call for the system to be reset with service tools so it knows a fresh battery is installed. Your Owner's Manual lists the procedure for your vehicle.

What does this mean for Auto Start-Stop?

Ford's Auto Start-Stop won't shut the engine off at a light if battery charge is low or it's too cold outside. It also stays running until the engine's warmed up and while the cabin still needs heat. So on a frigid morning, an engine that keeps idling at the light is usually normal. If it's still not shutting off after weeks of mild weather, the battery or the battery management system may need a look.

Why match the battery to the vehicle?

Fords with Auto Start-Stop and heavy electrical loads are built around a specific battery type and size. The wrong one can wear out early and confuse the electrical system. We put in Motorcraft batteries matched to your Ford and take care of any reset.

Farmington driver tip

If your Ford sits most of the week, like a farm truck parked between hay runs or a second car that only goes to church, a longer drive on US 67 or MO 32 once a week helps keep the battery charged. Five minute hops across town in January don't give it time to recover from the morning start.

Can Ford Mobile Service Replace a Battery at Home?

It can. Ford Mobile Service sends a technician to your home or work for routine jobs, and batteries are on that list. It depends on distance and the schedule, so call ahead or book through us or the FordPass app.

If it won't start at all, tell the service desk that up front at 573-430-1693. We'll figure out with you whether a jump and a trip in or a mobile visit makes more sense for where you are.

You're welcome to bring it in, too. Service hours are 8:00 AM to 5:00 PM Monday through Friday, closed from noon to 1:00 PM. There's Wi-Fi and coffee in the lounge, or the courtesy shuttle can run you to work while we handle it.

Ford Mobile Service technician handing keys back to a customer beside the service van, battery help in Farmington MO

How Can You Help a Battery Last Through Winter?

No battery lasts forever. A few habits help it go longer:

  • Shut off accessories before you shut off the engine. Leaving the heater fan, lights and radio on adds load at the next start.
  • Watch for parasitic drains. Aftermarket accessories, dash cams and chargers left plugged in can pull power while the vehicle sits.
  • Use a maintainer on vehicles that sit. A trickle charger keeps a seldom driven truck or trailer tow vehicle ready.
  • Keep terminals clean and tight. Corrosion adds resistance the starter doesn't need on a cold morning.
  • Test before the coldest weeks. Better to know now than in a parking lot.

Book it your way

Schedule online, in the FordPass app, or call 573-430-1693. If you'd rather have it done at home or work, ask about Ford Mobile Service for battery replacement.

Cold Weather and Batteries

Why does my Ford start slower in cold weather?

Cold slows the battery's chemical reaction while thicker oil makes the engine harder to crank. A battery near the end of its life shows it first on frigid mornings.

Can a battery that tested fine in fall fail in winter?

It happens. Cold adds load a borderline battery can't handle, so a second test before the coldest weeks makes sense.

Does summer heat affect battery life?

Heat wears down a battery's internals over time, and the damage often shows up the following winter.

Testing and Diagnosis

How long does a battery test take?

The test itself takes only a few minutes, and it can be added to any service visit.

What if the battery passes but the truck still will not start?

The alternator, cables, starter or a parasitic drain could be the cause. Our technicians check the charging system and connections next.

Is a dash battery light always the battery?

Not always. It can point to the alternator or a bad connection, and a test is how you find out.

Newer Ford Technology

Why does my Auto Start-Stop stop working in winter?

Ford's system won't shut the engine off when it's too cold outside, the engine's cold or the battery's low. That's normal on frigid days.

Does a new battery need to be programmed?

Many newer Fords have a battery management system that has to learn the new battery, and some models need a reset with service tools. Your Owner's Manual lists the steps for your vehicle.

Can I install any battery that fits?

Fords with Auto Start-Stop and heavy electrical loads are built for a specific battery type. Matching it avoids short battery life and electrical glitches.

Replacement and Parts

What batteries does Sam Scism Ford install?

Our technicians install Motorcraft batteries matched to your Ford's requirements.

Are there battery specials right now?

Current offers are listed on our Service and Parts Specials page, which changes through the year.

Can I buy a battery and install it myself?

You can order parts through our parts department at 573-430-1680. On newer Fords, ask about any reset your vehicle needs after the swap.

Scheduling and Convenience

Can Ford Mobile Service replace my battery at home?

Batteries are on the Mobile Service list, depending on distance and availability. Book through the dealer or the FordPass app.

What are the service department hours?

Service runs 8:00 AM to 5:00 PM Monday through Friday, closed from noon to 1:00 PM and on weekends.

How do I schedule a battery test in Farmington?

Book online, use the FordPass app, or call 573-430-1693. Sam Scism Ford is at 5019 Flat River Road.

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See what the Sam Scism Ford service center handles.

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Ford Hybrid Maintenance: What Changes and What Doesn't

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Where can I find the maintenance schedule for my Ford hybrid? + Your Owner's Manual lists it by powertrain, and the Ford app shows reminders for your VIN. Brakes and Regen Why does my hybrid's brake pedal feel different sometimes? + The system blends regenerative and friction braking, so feel can vary a little from stop to stop. A warning light or a sudden change in the pedal is a reason to come in. Do brake pads last longer on a Ford hybrid? + They often do, since regenerative braking handles much of the slowing. Life still depends on how and where you drive. Can rust affect hybrid brakes? + Light use lets moisture sit, so rotors, pads and caliper slides can corrode. Regular inspections catch it before it causes noise or uneven wear. The 12 Volt Battery Why won't my hybrid start if the big battery is charged? + The 12 volt battery has to wake the computers and connect the hybrid battery first. If it's dead, the system can't power up. Can I jump start a Ford hybrid? + Many can be jumped through the 12 volt system, but the steps vary by model. Follow the Owner's Manual for yours. Can Ford Mobile Service replace my 12 volt battery? + Battery service is on the Ford Mobile Service list, depending on distance and availability. Call 573-430-1693 to check your address. Warranty and Hybrid Battery How long is the Ford hybrid battery warranty? + Ford covers hybrid and electric unique components for 8 years or 100,000 miles, whichever comes first. Check your Warranty Guide for the full parts list. Does the hybrid system need its own coolant service? + Some Ford hybrids have a separate cooling loop for hybrid parts. Your Owner's Manual lists any interval, and we check it during inspections. Does Warranty Forever apply to Ford hybrids? + Warranty Forever covers listed engine, transmission and drive axle parts on vehicles sold with it at Sam Scism Ford, with maintenance and record requirements. 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Ford Super Duty Power Stroke Diesel Maintenance: A Farmington Owner's Guide

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It doesn't touch the engine or the fuel, and it goes in its own tank behind the blue cap. How fast you use it depends on how hard the truck works. A Super Duty pulling a loaded trailer burns more diesel and more DEF than one cruising empty. The cluster shows the DEF level and warns you as it drops, and the easy habit is to add some every time you fill up on fuel. Don't let it run dry. On trucks built under the emissions rules of the last several years, an empty DEF tank can put the engine into reduced power. The EPA has been revising how those limits work, but a working truck can't afford to find out on a gravel road with a trailer behind it. Summer is the season people forget about DEF storage. It lasts longest somewhere around 23 to 77 degrees, sealed and out of direct sun. A jug riding in the bed all July or sitting in a hot machine shed loses shelf life fast. Buy it in amounts you'll use, keep the cap tight and use fluid that meets the ISO 22241 standard, which Motorcraft DEF does. Why Do Fuel Filters and the Water Separator Matter on a Power Stroke Diesel? Diesel fuel does more than burn. It lubricates the high pressure fuel pump and the injectors on its way through. Ford's own parts guidance says water or dirt in the fuel can leave those parts under lubricated and lead to pump and injector failure. On a diesel, clean fuel is cheap insurance for the parts that cost the most to replace. That's why a 2017 or newer 6.7L Super Duty filters fuel twice. One filter sits on the engine. The other lives in the fuel conditioning module under the truck, which also holds the water separator. How often should the water separator be drained? Ford recommends draining it at every oil change or at least once a month, and right away if the Water in Fuel warning comes on. Humid Missouri summers and storage tanks at the farm can both put moisture in diesel, so this isn't a step to skip. How often do the fuel filters get replaced? Your Owner's Manual has the interval for your truck and model year. Ford ties it to the special operating conditions schedule when you tow a lot, idle for long stretches or run biodiesel blends, so a hard working truck will come due sooner. We use Motorcraft filters, which Ford builds with a water separating outer wrap. On a diesel, clean fuel is cheap insurance for the parts that cost the most to replace. How Do Oil Changes and Regeneration Work on a Ford Super Duty Diesel? Oil service on the 6.7L Power Stroke is set by the truck. The Intelligent Oil Life Monitor watches load, temperature, idle time and miles, then tells you when it's due. Towing and idling pull that date in, so don't be surprised if a summer of hauling brings the message up early. Use oil that meets the diesel specification in your Owner's Manual. Our technicians use oil that meets that spec with a Motorcraft filter and reset the monitor before the truck leaves. The exhaust filter is the other piece. It traps soot, and the truck burns that soot off on its own in a process called regeneration. Ford's owner information says it works more efficiently at a steady speed above about 30 mph, so regular highway miles help it finish. Trucks that spend most of their life idling at a job site or creeping around a farm have a harder time. Ford has published guidance for those trucks, which can see frequent regen attempts that don't complete and a Drive to Clean message. Many newer Super Duty models also let you start a parked regeneration from the cluster when the truck asks for one. Farmington driver tip If your truck lives on short runs between the house, the barn and town, give it a steady highway stretch every so often. A run up US 67 toward Festus or out MO 32 toward Ste. Genevieve at a constant speed gives a regeneration time to finish. Does Towing in a Missouri Summer Count as Severe Duty for a Ford Super Duty? It does. Ford's special operating conditions list includes extensive towing, long idling, extended low speed driving and dusty or off road use. A Super Duty that pulls a camper on weekends and hauls feed during the week checks most of those boxes, and July heat adds to the load on the cooling system. Before a long tow in hot weather, have the coolant level and condition checked, along with belts, hoses and the radiator and intercooler fins. Dust off county gravel clogs air filters faster than you'd think, and a restricted filter makes the engine work harder when it's already hot. Do not wait on these Water in Fuel warning. Drain the separator right away or bring the truck in. Running water through the fuel system risks the pump and injectors. Low DEF or DEF system messages. Add fluid or book a visit before the truck limits power. Exhaust filter or Drive to Clean messages that keep coming back. Repeated messages after highway driving point to a problem the technician needs to scan. Rising temperature while towing. Ease off, pull over safely if it climbs, and have the cooling system checked before the next trip. Schedule Service See Service Specials What Happens When You Bring Your Ford Super Duty to Sam Scism Ford? 1 Book it and tell us how the truck works Schedule online, in the Ford app or at 573-430-1693. Let us know if you tow, how often it idles and any messages you've seen. 2 Ford trained technicians check the diesel systems Oil and filter when due, the water separator, fuel filters by schedule, DEF level and any stored codes or regeneration history. 3 Multi point inspection Brakes, tires, cooling system, belts, hoses and the air filter all get a look, which matters more on a truck that tows. 4 Plain talk about what's next You'll leave knowing what was done and what's coming due, so you can plan service around harvest or a long trip. Service hours are 8:00 AM to 5:00 PM Monday through Friday, with the desk closed from noon to 1:00 PM. The lounge has Wi-Fi and coffee, and the courtesy shuttle can run you home or to work. Records matter on a diesel. Ford covers the Power Stroke engine for 5 years or 100,000 miles, whichever comes first, and every new Super Duty sold at Sam Scism Ford comes with Warranty Forever, which asks you to keep up the customary maintenance and hold on to the paperwork. Book it your way Schedule online, in the Ford app, or by phone at 573-430-1693. Ask how Warranty Forever covers listed engine, transmission and drive axle parts when you keep up the maintenance. DEF Questions How often do I need to add DEF to my Super Duty? + It depends on how much fuel you burn, so heavy towing uses it faster. Most owners add some at fuel stops and watch the level on the cluster. Can I buy DEF anywhere? + Any DEF that meets the ISO 22241 standard will do, and Motorcraft DEF meets it. Check that the container is sealed and not past its date. Where should I keep spare DEF at home? + Somewhere shaded and fairly cool, sealed, and not in the truck bed through summer. Heat shortens its shelf life. Fuel and Filters What does the Water in Fuel light mean? + The water separator has collected enough water that it needs to be drained. Ford says to drain it right away when that warning shows. How often should the fuel filters be changed on a 6.7L Power Stroke? + Follow the interval in your Owner's Manual for your model year. Towing, long idling and biodiesel use put you on the special operating conditions schedule, which comes due sooner. Why does Sam Scism Ford use Motorcraft fuel filters? + Ford designs them for the Power Stroke, including a water separating wrap and an air bleed feature. Fuel system parts cost too much to gamble on a filter. Oil and Regeneration How often does a Power Stroke diesel need an oil change? + The Intelligent Oil Life Monitor sets it based on how the truck is used. Expect it sooner during a summer of towing or a lot of idle time. Is it bad to let my diesel idle for a long time? + Ford lists extended idling as a special operating condition. Long idle periods also make it harder for the exhaust filter to finish cleaning itself. What should I do when an exhaust filter message comes on? + Follow the message, which often means a steady drive at highway speed or a parked regeneration if your truck offers it. If it keeps returning, book a visit. Towing and Heat Does towing change my Super Duty maintenance schedule? + Heavy or frequent towing moves you to Ford's special operating conditions schedule for many items. Your Owner's Manual shows which ones. What should be checked before a long summer tow? + Coolant, belts, hoses, the air filter, tires and brakes on the truck, plus trailer lights and tires. Book it a few days ahead so there's time to fix anything found. Do gravel roads affect a diesel? + Dusty roads clog the engine air filter faster, and Ford counts dusty driving as a tougher condition. Have the filter checked at each visit. Service and Coverage What factory warranty covers the Power Stroke engine? + Ford's Power Stroke Diesel coverage runs 5 years or 100,000 miles, whichever comes first. Your Warranty Guide lists the covered parts. Does Warranty Forever cover my diesel truck? + Warranty Forever covers listed engine, transmission and drive axle parts on vehicles sold with it at Sam Scism Ford, as long as you follow the customary maintenance and keep records. See the dealer for details. How do I book diesel service in Farmington? + Use the Schedule Service page, the Ford app or call 573-430-1693. The service center is at 5019 Flat River Road. Order diesel filters and fluids Get genuine Ford and Motorcraft filters and fluids for your Super Duty. Order Parts Meet the service team See what the Sam Scism Ford service center handles. Service Center

White Ford F-150 with an ATV in the bed kicking up dust on a gravel hill road, Farmington MO

Gravel Road Wear on Your Ford: What Farmington Owners Should Check

Service  |  Farmington, MO Gravel county roads are part of life around Farmington. They are also hard on filters, front end parts, tires and paint, and Ford's own schedule treats them as a tougher kind of driving. If you live off a county road in St. Francois County, you already know the routine. Dust hangs in the air behind every truck in July, and the washboard stretches rattle the change in your cup holder. All of that adds up on a vehicle. Ford's maintenance schedule has a separate section for vehicles driven mainly on unpaved or dusty roads, and plenty of Fords around Farmington, Bonne Terre and Fredericktown fit that description. This post covers what that section asks for and what our technicians look at when a gravel road Ford comes in. Quick answer: Ford's Owner's Manuals list dusty or sandy conditions, meaning mostly unpaved or dusty roads, as a special operating condition. That calls for more frequent cabin and engine air filter checks, regular inspection of wheels and related parts for noise, wear or looseness, more frequent tire rotation and tread checks, and oil changes sooner than the normal schedule. Engine air filter Ford range of 15,000 to 30,000 miles, sooner on dirt roads Cabin air filter Check often and replace as needed on dusty roads Your exact schedule Owner's Manual and the Ford app In this post Why gravel is hard on a Ford Ford's dusty conditions schedule Engine and cabin air filters Suspension, steering and tires Paint and underbody How a visit works Why Are Gravel and Dirt Roads Hard on a Ford? Three things happen on gravel that don't happen on pavement. Fine dust gets pulled into the engine intake and the cabin vents. Loose rock gets thrown up at the paint, the glass and everything underneath. And the constant small hits from washboard and potholes travel up through the tires into the suspension and steering. None of it breaks a Ford in a week. It just wears parts faster than the normal schedule assumes, which is why Ford writes a separate set of recommendations for it. What Does Ford's Dusty Conditions Schedule Call For? In the scheduled maintenance section of your Owner's Manual, Ford lists special operating conditions such as towing, extensive idling and dusty or sandy driving. The dusty or sandy table is meant for vehicles driven mainly on unpaved or dusty roads. In the Ford manuals we've checked, it lists these items: Cabin air filter: inspect frequently and replace as needed. Engine air filter: inspect on a shorter interval and replace as required. Wheels and related components: inspect for abnormal noise, wear, looseness or drag. Tires: rotate, inspect for wear and measure tread depth more often. Engine oil and filter: change sooner than the normal schedule. The exact mileage for each item varies by model and engine, so look up your own vehicle in the Owner's Manual or the Ford app. When you book with us, mention that you drive gravel most days and the advisor will set up the visit around the dusty schedule. None of it breaks a Ford in a week. It just wears parts faster than the normal schedule assumes. How Often Should You Change Air Filters on Gravel Roads? Ford's general guidance for the engine air filter is every 15,000 to 30,000 miles depending on the model. Ford also says to change it sooner if you drive on dirt roads or in very dusty conditions, or any time you see dirt and debris in the filter. On a truck that runs a gravel road twice a day, sooner is the normal case. A clogged engine air filter makes the engine work harder for the air it needs. The cabin air filter is the one you notice yourself. When it fills with dust, the AC and heat push less air, the windows fog more easily, and the cabin smells musty after a rain. Farmington driver tip Have both filters looked at in early summer and again in the fall. July and August on dry county roads load a filter quickly, and fall harvest on the farm roads around Perryville kicks up even more dust. Filters are quick to check during any oil change or multi point inspection, so there is no reason to guess. If you'd rather do it yourself, our parts department can get the right genuine Ford or Motorcraft filter for your VIN through Order Parts. What Suspension, Steering and Tire Checks Matter Most? Washboard gravel shakes the front end thousands of times a mile. Over time that shows up in ball joints, tie rod ends, wheel bearings, shocks and the rubber boots that keep dirt out of joints. That is why Ford's dusty table calls for checking wheels and related components for noise, wear, looseness and drag. Tires take the first hit. Sharp, broken gravel can cut tread and sidewalls, and a rock wedged in the tread can work its way in. Rotating on the dusty schedule keeps wear even, and a technician measuring tread depth will spot a cut before it becomes a flat on MO 32. Do not wait on these Clunks over bumps. A knock or clunk from the front end on rough roads can point to worn ball joints, tie rod ends or sway bar links. Have it inspected soon. Steering wander or a loose feel. If the wheel feels vague or the truck drifts on a straight road, worn steering parts may be the cause, and that affects control. Humming that changes with speed. A growl or hum that gets louder as you speed up can be a wheel bearing on its way out. Cut or bulging sidewall. A sidewall bulge or deep cut means the tire can fail suddenly. Switch to the spare and get it replaced. Schedule Service See Service Specials How Do You Protect Paint and the Underbody From Gravel? Rock chips are part of the deal on gravel, but you can keep them from turning into rust. Touch up chips on the hood, rocker panels and behind the wheels before moisture gets under the paint. Keeping some distance from the truck ahead cuts down on thrown rocks more than anything else you can do. Underneath, dust and mud pack into frame rails, around brake lines and around the fuel tank shield. Mud holds moisture against metal. A rinse of the underbody and wheel wells every few weeks in summer, and after any muddy stretch, keeps it from building up. In winter the same rinse washes off road treatment. When your Ford is on the lift for service, ask the technician to take a look underneath for packed mud, damaged shields or a brake line that took a rock. It takes a couple of minutes and catches problems you'd never see from the driveway. What Happens When You Bring a Gravel Road Ford to Sam Scism Ford? Tell the advisor how you drive. A truck that sees gravel every day gets a different conversation than one that lives on US 67. Our Ford trained technicians check the filters, rotate the tires, look over the suspension and steering, and give you a straight rundown of what is worn and what can wait. Service hours are Monday through Friday, 8:00 AM to 5:00 PM, closed noon to 1:00 PM. The lounge has Wi-Fi and coffee, there's a courtesy shuttle, and loaner cars may be available depending on the work. Keep your receipts, because records of the customary maintenance are what keep Warranty Forever in force on vehicles that have it. Book it your way Schedule online, in the Ford app, or by phone at 573-430-1693. For filters, fluids and tire rotations, ask whether Ford Mobile Service can come to you. Ford's Dusty Conditions Schedule Does driving on gravel roads count as severe service for a Ford? + Ford lists dusty or sandy conditions as a special operating condition for vehicles driven mainly on unpaved or dusty roads. That table calls for more frequent filter, tire, wheel and oil service than the normal schedule. Where do I find the dusty conditions schedule for my Ford? + It is in the scheduled maintenance section of your Owner's Manual under special operating conditions. The Ford app also shows maintenance reminders for your vehicle. Should I change my oil more often on dirt roads? + Ford's dusty conditions table calls for oil and filter changes sooner than the normal interval. Your manual gives the exact mileage for your engine. Air and Cabin Filters How often should I replace my Ford engine air filter? + Ford's general range is every 15,000 to 30,000 miles depending on the model. Change it sooner if you drive dirt roads or see dirt and debris in the filter. What are the signs of a dirty cabin air filter? + Weak airflow from the vents, windows that fog easily and a musty smell when the AC first comes on are the usual clues. Can I replace my own Ford air filters? + On many Fords the engine and cabin filters are owner serviceable, and the steps are in your manual. Our parts department can match the right filter to your VIN. Suspension, Steering and Tires What front end parts wear faster on gravel? + Ball joints, tie rod ends, wheel bearings, shocks and the rubber boots that protect joints all take extra punishment from washboard roads. How often should tires be rotated on a gravel road Ford? + Ford's dusty table calls for more frequent rotation along with tread depth checks. Follow the mileage in your manual or let us set it up at each visit. Is a clunk over bumps something to worry about? + A front end clunk often points to worn suspension or steering parts. Get it inspected soon, since those parts affect how the vehicle steers and stops. Paint and Underbody How do I keep rock chips from rusting? + Touch up chips before moisture gets under the paint, and focus on the hood, rockers and the areas behind the wheels. Should I wash the underside of my truck? + Rinsing the underbody and wheel wells every few weeks in summer and after muddy drives keeps packed mud from holding moisture against metal. Can you check the underbody during service? + Ask while your Ford is on the lift and the technician can look for packed mud, damaged shields or a brake line that took a hit. Scheduling and Coverage How do I book service at Sam Scism Ford? + Schedule online, in the Ford app, or call 573-430-1693. We are at 5019 Flat River Road in Farmington. Can Ford Mobile Service change filters at my house? + Ford Mobile Service lists fluids and filters, tire rotations and diagnostic scans among its jobs, depending on distance and availability. Call the service desk to see what fits your address. Does gravel road driving affect Warranty Forever? + Warranty Forever asks you to follow the customary maintenance in your agreement and keep records. Driving gravel makes on time service even more important, so keep every receipt. Filters for gravel roads Order genuine Ford and Motorcraft engine and cabin air filters. Order Parts Meet the service team See what the Sam Scism Ford service center handles. Service Center