W Market St · (423) 913-3111 Hopper Rd · (423) 328-7036
Mon–Fri, 7:30 AM – 5:30 PM · Closed Weekends
Preventive vehicle maintenance at American & Import Auto Repair in Johnson City, TN
Catch it early

Preventive Maintenance in Johnson City, TN

The cheapest repair is the one you never need.

A little regular attention keeps small issues small. Our ASE certified technicians build a maintenance plan around your vehicle, your mileage, and how you actually drive.

Why Maintenance Beats Repair

Years of experience have shown us the same thing over and over: it's always cheaper to maintain a vehicle than to repair it after something breaks. A worn belt caught early is a quick, inexpensive fix. The same belt ignored can snap and take other components down with it. Preventive maintenance is how you stay ahead of that.

Your manufacturer sets a general maintenance schedule, but it doesn't always account for how you actually drive. Stop-and-go traffic around Johnson City, towing, short trips, and East Tennessee's hot summers and wet winters all put different demands on your vehicle than the manual assumes. We help you build a schedule that fits your real driving, not just the average.

What's included

What a Maintenance Visit Covers

Preventive maintenance isn't one thing, it's a handful of smaller services that each protect a different part of your vehicle. Here's what we check and service, and why each one matters.

Oil & Filter Changes

Motor oil lubricates your engine and carries away heat and contaminants. Left too long, it breaks down and stops protecting the engine the way it should. See our full oil change service for the options we offer and how often it's really needed.

Cabin Air Filter

This filter cleans the air coming through your vents. A clogged one means weaker airflow, more dust and allergens inside the cabin, and your AC and heater working harder than they should.

Serpentine Belt

One belt often drives the alternator, power steering pump, AC compressor, and water pump all at once. A cracked or worn serpentine belt can snap without warning, and when it goes, several systems can go with it.

Brake Fluid Flush

Brake fluid absorbs moisture over time, which lowers its boiling point and can lead to a spongy pedal or reduced stopping power. A fluid flush replaces it with fresh fluid so your brakes respond the way they should.

Radiator & Coolant Flush

Coolant breaks down and loses its ability to protect against overheating and corrosion inside the engine. A flush clears out old fluid and buildup, then refills the system with fresh coolant at the right mix.

Tires: Rotation, Tread & Pressure

Tires wear unevenly if they're never rotated, and low tread or the wrong pressure both hurt handling, stopping distance, and fuel economy. We check tread depth, pressure, and rotate tires on a regular schedule.

Differential Fluid Flush

The differential fluid lubricates the gears that send power to your wheels. Old, worn-out fluid means more friction and heat in there, and that shortens the life of expensive gear components.

Transmission Filter & Fluid

Transmission fluid breaks down over time and picks up debris, which leads to rough or delayed shifting. A filter and fluid service clears that out and helps your transmission shift smoothly for longer. See our transmission service.

Brake Inspection

Pad thickness, rotor condition, brake lines, and hardware all get checked on a schedule, not just when something starts making noise. See our full brake service.

Engine Air Filter

Different from the cabin filter, this one keeps dirt and debris out of your engine's intake. A clogged air filter chokes airflow and can hurt both power and fuel economy.

Battery & Charging System

We load-test the battery and check the alternator's output and the condition of the terminals, since a battery that "seems fine" can fail without warning, especially in extreme heat or cold.

Spark Plugs

Worn plugs cause misfires, rough idling, and poor fuel economy. Even long-life plugs need attention eventually, often well before the mileage most people expect.

Wiper Blades & Exterior Lights

Small items that matter for safety: worn wipers reduce visibility in rain, and a burned-out headlight, brake light, or turn signal is an easy, inexpensive fix we check every visit.

Wheel Alignment

A misaligned vehicle wears tires unevenly and can pull to one side. Regular alignment checks protect the tires you've already paid for. See our alignment service.

Power Steering Fluid

Low or degraded power steering fluid can cause hard, noisy, or stiff steering. It's a small check that prevents a bigger repair to the pump or rack later.

Timing Chain & Guides

This is the one almost everyone overlooks, and it's the most important item on this list. The guides that keep your timing chain aligned are made of plastic, and after roughly 100,000 miles they commonly wear, crack, or break outright. When a guide fails, the chain can jump time or come apart entirely, and that usually means severe internal engine damage. It's a bigger job and a real expense, but it's far cheaper than the engine repair that follows if it's ignored. If your vehicle is closing in on 100,000 miles, this is worth asking about before it becomes an emergency.

Typical Maintenance Intervals

Every vehicle is different, and your owner's manual always has the final word, but here's a general guide to how often these services come up.

ServiceTypical IntervalWatch For
Oil & filter changeEvery 5,000–10,000 milesOil life reminder, dark or gritty oil
Cabin air filterEvery 15,000–30,000 milesWeak airflow, musty smell from vents
Serpentine beltEvery 60,000–100,000 milesSquealing, visible cracks or fraying
Brake fluid flushEvery 2 years or 30,000 milesSpongy pedal, dark or cloudy fluid
Radiator & coolant flushEvery 30,000–60,000 milesOverheating, low or discolored coolant
Tire rotationEvery 5,000–7,500 milesUneven tread wear, pulling to one side
Brake inspectionEvery 10,000–12,000 milesSquealing, grinding, soft pedal
Engine air filterEvery 15,000–30,000 milesReduced power, worse fuel economy
Battery & charging systemTest every 12 monthsSlow crank, corroded terminals
Spark plugsEvery 30,000–100,000 milesMisfires, rough idle, poor mileage
Wiper bladesEvery 6–12 monthsStreaking, skipping, cracked rubber
Wheel alignmentEvery 12,000 miles or as neededPulling to one side, uneven tire wear
Power steering fluidEvery 30,000–50,000 milesStiff, noisy, or hard steering
Differential fluid flushEvery 30,000–50,000 milesWhining or grinding from the rear axle
Transmission filter & fluidEvery 30,000–60,000 milesRough, delayed, or slipping shifts
Timing chain & guidesInspect around 100,000 milesRattling on startup, engine noise, check engine light

Not sure where your vehicle stands on any of these? Bring it in and we'll check everything against your actual mileage and driving conditions, not just a generic chart.

Maintenance Won't Void Your Warranty

A lot of drivers worry that going anywhere but the dealership for maintenance will void their manufacturer's warranty. It won't. Federal law protects your right to have scheduled maintenance performed at an independent shop like ours, using the right parts and procedures, without losing your factory coverage. Learn more on our quality page.

And every qualified repair we perform is backed by our own 36 month, 36,000 mile nationwide warranty on parts and labor, on top of whatever coverage your vehicle already has. We build maintenance plans for cars, trucks, SUVs, and 4x4s, domestic, import, and European, including BMW, Mercedes-Benz, and Audi, and we never recommend service your vehicle doesn't actually need.

How Much Does Preventive Maintenance Cost?

It depends entirely on which services your vehicle is due for. An oil change costs far less than a full maintenance visit covering fluids, filters, belts, and an inspection. We follow your manufacturer's schedule and your actual mileage, and we tell you exactly what's due and the price before we start, not a bundle you don't need.

Customer reviews

What Our Customers Say

"Very professional yet personable. They began working within just a few minutes from my appointment time. Very careful with my vehicle. Work was completed in a timely manner. Very satisfied."

Dana M.

"I ALWAYS get great service here and if there is a difficulty they fix it ASAP! I am a customer since 2008 or so. Quality, professionalism, value."

Gary S.

"The staff is friendly and competent. They got me in and out fast. Both times I was there their schedule board was full, which I take to mean a lot of other people are happy with their service too."

Greg H.

"Always a pleasure bringing in my car for service. Professional, reliable, and trustworthy."

Jill B.

Read more reviews on Google: Market Street (700+) · Hopper Road (90+)

Two shops in Johnson City

Schedule Maintenance at Either Location

Location One

West Market Street

3832 W Market Street
Johnson City, TN 37604

(423) 913-3111

Location Two

Hopper Road

216 Hopper Road
Johnson City, TN 37604

(423) 328-7036

Common questions

Preventive Maintenance FAQ

What is preventive maintenance?

Scheduled service performed on a regular basis, oil changes, fluid checks, filter replacement, and inspections, meant to catch small problems before they turn into expensive repairs or breakdowns.

How often should I bring my vehicle in for maintenance?

It depends on your vehicle, your mileage, and how you drive. We follow your manufacturer's recommended schedule as a baseline and adjust it based on your real driving conditions here in East Tennessee.

Does preventive maintenance really save money?

Yes. It's almost always cheaper to maintain a vehicle than to repair it after a breakdown, and regular maintenance helps you avoid the cost, time, and stress of an unexpected failure.

Will maintenance at your shop affect my manufacturer's warranty?

No. Federal law protects your right to have scheduled maintenance performed at an independent shop like ours without voiding your manufacturer's warranty, as long as the right parts and procedures are used.

How much does preventive maintenance cost?

It depends entirely on which services your vehicle is due for. An oil change costs far less than a full maintenance visit covering fluids, filters, belts, and an inspection. We tell you exactly what's due and the price before we start.

Is preventive maintenance covered by a warranty?

Yes. Qualified repairs identified and performed during maintenance are backed by our 36 month, 36,000 mile nationwide warranty on parts and labor.

Serving Johnson City and the Tri-Cities

We provide preventive maintenance for drivers across Johnson City, Jonesborough, Gray, Telford, Chuckey, Elizabethton, Erwin, Fall Branch, Kingsport, Limestone, Piney Flats, and throughout Washington, Carter, and Unicoi counties. See our full list of services or head back to our home page.

Stay ahead of it

Let's build your maintenance plan

Regular care that keeps small problems small, and your vehicle reliable for years to come.

W Market St · (423) 913-3111 Hopper Rd · (423) 328-7036