Ford Battery & Alternator Service in Jacksonville, FL
Dead Battery?
We Come to You.
Florida’s heat is one of the harshest environments for automotive batteries — extreme temperatures shorten battery life and push alternators harder. Bozard’s Ford-certified technicians offer free battery tests, mobile battery replacement at your Jacksonville address, and same-day shop service for complex charging system issues.
Schedule Battery Service
Warning Signs Your Ford Has a Battery or Alternator Problem
Don’t wait until you’re stranded. These symptoms tell you something in your charging system needs attention now.
Slow Engine Crank
When you turn the key or press start, the engine turns over sluggishly or hesitates before starting. In Florida’s heat, a battery that seems fine in cool weather will fail fast in summer. A slow crank is your first warning before a no-start.
What it likely means: Battery nearing end of life or significant charge lossDashboard Battery / Charging Warning Light
Your Ford’s battery or charging system warning light on the dash is a direct alert from the vehicle’s computer. It can indicate a failing battery, a problem with the alternator, or a loose or corroded connection in the charging circuit.
What it likely means: Alternator not charging at correct voltage or battery fault detectedElectrical Accessories Acting Up
Power windows moving slowly, interior lights dimming, SYNC rebooting on its own, or headlights flickering at idle are all signs the charging system isn’t supplying consistent voltage to your Ford’s electronics.
What it likely means: Alternator output dropping under load or battery unable to hold chargeWhat We Test at Every Battery & Alternator Appointment
A complete charging system diagnosis — not just a quick voltage check.
Battery Load Test
We perform a full load test — not just a resting voltage reading — to measure your battery’s actual capacity under the electrical demands your Ford places on it.
- Cold cranking amps vs. rated specification
- Battery age and internal condition
- State of charge and ability to hold charge
Alternator Output Test
We test the alternator under load to confirm it is supplying the correct charging voltage to the battery while the engine is running and accessories are in use.
- Charging voltage output (target: 13.5–14.7V)
- Alternator belt tension and condition
- Diode function and ripple voltage
Complete Electrical Health Check
Beyond battery and alternator, we inspect the entire charging circuit to catch anything that could drain your battery or prevent a full charge.
- Battery terminals and cable condition
- Main fuses and fusible links
- Parasitic drain test (key-off current draw)
Don’t Get Stranded.Mobile Battery Service. We Come to You.
Ford-certified battery replacement at your Jacksonville home or office — or same-day service in our 91-bay shop.
Why Choose Bozard for Ford Battery Service
Free battery test.
We perform a comprehensive battery load test at no charge so you know exactly where your battery stands before deciding on a replacement.
Mobile battery replacement in Jacksonville.
Our Ford Mobile Service vans carry Motorcraft batteries for the most popular Ford models. We come to your home or office and replace your battery on site.
Motorcraft batteries with warranty.
We install Motorcraft batteries that meet Ford’s specifications and come backed by a Ford-backed warranty — not a generic battery from a parts store.
Master-Certified technicians.
Our service team includes a high percentage of Master-Certified Ford technicians — the highest technical credential Ford issues — qualified to diagnose complex electrical and charging system failures.
91-bay shop for complex electrical work.
Alternator replacements, parasitic drain diagnosis, and high-voltage EV system issues are handled in our fully equipped 91-bay service facility with Ford-specific diagnostic tools.
Over 130 technicians on staff.
One of the largest Ford service teams in the Southeast. More technicians means faster turnaround and easier scheduling, especially for urgent battery issues.
Family-owned since 1949.
Three generations serving Florida Ford owners. We stand behind every service we perform, and our reputation is the reason Jacksonville drivers choose Bozard over closer dealers.
Frequently Asked Questions
How long do Ford batteries typically last in Florida?
In Florida’s climate, most automotive batteries last 3 to 4 years — significantly shorter than the 5 to 6 year average in cooler states. Extreme heat accelerates the chemical reactions inside the battery, increasing internal corrosion and reducing capacity over time. Jacksonville summers are particularly hard on batteries. If your Ford’s battery is 3 years old or older, we recommend a free load test before summer to avoid a no-start during peak heat months.
Can you replace my battery at my home in Jacksonville?
Yes. Our Ford Mobile Service vans stock Motorcraft batteries for the most common Ford models and can perform a battery replacement at your Jacksonville home, office, or any location in our coverage area. A Ford-certified technician arrives with the correct battery for your vehicle, replaces it on site, tests the new installation, and resets any battery management system parameters your Ford requires. Call (904) 824-1641 to confirm battery availability for your specific model before scheduling.
How much does a Ford battery replacement cost?
Ford battery replacement pricing varies by model and battery group size. Most conventional Ford passenger car and SUV batteries run between $180 and $280 installed with a Motorcraft battery. Trucks, performance models, and vehicles with Start-Stop technology or AGM battery requirements may be priced higher. Call us at (904) 824-1641 with your year, model, and engine to get a specific quote. We also check for active Motorcraft battery rebates that may reduce your cost.
What brand of battery does Bozard use?
We install Motorcraft batteries — Ford’s own genuine parts brand — on all Ford vehicle battery replacements. Motorcraft batteries are engineered to meet Ford’s specifications for each specific model, including cold cranking amp requirements, physical fitment, and, where applicable, compatibility with Ford’s battery management system. Motorcraft batteries come with a warranty backed by Ford Motor Company.
How do I know if it’s the battery or the alternator?
A failing battery and a failing alternator can produce similar symptoms, which is why a proper diagnosis matters before replacing parts. If your Ford starts fine but the battery warning light appears while driving and accessories dim under load, the alternator is often the cause. If the vehicle starts slowly or not at all but runs normally once started, the battery is usually the issue. Our techs perform both a battery load test and alternator output test together so we diagnose the actual root cause, not just replace parts by guessing.
Is battery replacement covered under Ford warranty?
Ford’s Bumper-to-Bumper warranty covers the battery for 3 years or 36,000 miles if the failure is due to a defect in materials or workmanship. Normal battery wear and age-related failure are not covered as warranty items. If your Ford is under the New Vehicle Limited Warranty and the battery is failing prematurely, bring it in and we will inspect it and document whether the condition qualifies. We handle all Ford warranty claims directly with Ford at no cost to you when your VIN is eligible.