May 29, 2025

Toyotas are known for their longevity – we know you’ve heard of the Million Mile Tundra and other high mileage superstars in our lineup. However, hitting 500,000 miles in your own Toyota should be pretty easy if you know how to take care of it properly. Our Orlando Toyota service techs are here to help you get there and beyond – check out our car maintenance checklist for your high mileage car. We’re “Making It Simple™”!

What Toyota of Orlando Service Do You Need at 500,000 Miles?

Getting your Toyota to 500,000 miles should be easy – as long as you stick to a routine car care schedule and address issues as they pop up (rather than ignoring them for a few months), your Orlando Toyota should sail to the 500k mark without issue. But what about after that? How do you care for a high mileage car? Here’s what our auto service experts recommend in terms of a car maintenance checklist once you hit the 500,000 mile mark.

  • An oil and oil filter change. You should change your oil every 5,000 to 10,000 miles depending on your car and the type of oil you use (our Toyota of Orlando techs can recommend the right oil and the right oil change schedule). You’ll want to use a high-mileage synthetic oil to reduce leaks and protect older engine parts.
  • Transmission service. You should replace your Orlando Toyota’s transmission fluid and filter routinely, even if your car has a rebuilt transmission. High mileage cars benefit from fresh transmission fluid as it helps prevent slipping and overheating.
  • A coolant flush. Our Toyota of Orlando techs recommend a coolant flush and replacement at 500,000 miles. This will help prevent overheating and also reduce corrosion in the radiator and the engine block.
  • Tire service and alignment: You should be getting routine tire service and replacing them as needed, and have our team inspect your wheel bearings for wear and tear while they’re at it.
  • Body and undercarriage checks: Have our Toyota of Orlando auto service team check your ride for rust, especially on the frame and brake lines. If any rust is discovered, you should deal with it immediately.

car maintenance checklist

Inspect Brakes, Suspension, and Belts During High Mileage Service Appointments

  • Brake service. Schedule brake service for your high milage car. You’ll want to replace old brake fluid and have our Orlando auto service techs check all components in your brake system. High mileage cars are at risk for leaks and failures in their calipers, brake lines, and master cylinders, so let our techs keep you on the right track.
  • Suspension and steering service. How’s your suspension holding up on your high mileage car? Part of our car maintenance checklist is inspecting the shocks, struts, bushings, ball joints, tie rods, and the steering rack, and making replacements where necessary. Loose suspension can affect steering, handling, and your safety, so don’t skip this service.
  • Belts, hoses, and seals inspection. Rubber wears out over time no matter how good the quality. Let our Toyota of Orlando techs inspect your serpentine belt, timing belt, and all hoses and replace when necessary. This can help prevent costly repairs and even catastrophic failure.
  • Fuel system check. Let our techs clean your high mileage car’s fuel injectors, replace the fuel filter, and check the whole system for leaks. Clogged injectors and dirty filters can cause engine damage and bad performance.

Don’t Forget About Your Electrical and Exhaust Systems

  • Electrical system inspection. Our Toyota of Orlando techs will test your battery, alternator, and starter for issues. They’ll also inspect all wiring and sensors in your car for corrosion or faults, as high mileage cars can sometimes suffer electrical issues.
  • Exhaust system check. Inspecting the exhaust system is another important item on our car maintenance checklist for 500,000 miles. Our techs can look for rust, leaks, and test the catalytic converter function to ensure that you’re not emitting dangerous fumes, and that you’re compliant with emissions laws in your state.
car maintenance checklist for exhaust

Rear car exhaust pipe and suspension.

What Are Common Issues in High Mileage Cars?

High mileage cars need a little TLC, so you’ll need to do more than just follow a car maintenance checklist. You should also be on the lookout for issues, including:

  • Engine wear and tear: Be on the lookout for signs like increased oil use, loss of engine compression, and oil leaks.
  • Transmission problems: If your transmission slips, is noisier than usual, or has delayed shifting, you should bring your car to Toyota of Orlando.
  • Suspension issues: Look for odd noises coming from your suspension system (like clunking) as well as uneven tire wear and poor handling. All of these signs can point to suspension problems.
  • Electrical problems: If you notice sensor errors, electrical power failures, or flickering lights, you might have electrical issues and our Toyota of Orlando techs should take a look.
  • Leaks: If you notice oil, coolant, brake fluid, or transmission fluid leaks, bring your car in. High mileage cars are more likely to have issues with seals and gaskets.

How Does Following a Car Maintenance Checklist Help Your Car Age Gracefully?

What are the benefits of sticking to a car maintenance checklist once your ride reaches 500,000 miles? Here are some of the perks you’ll be able to enjoy according to our Orlando auto service experts:

  • Better reliability: You’ll break down less and your car will run smoothly 24/7, which means you don’t have to worry.
  • More safety. When your brakes, tires, and suspensions are in good shape, it protects you and other drivers out on the road.
  • Increased longevity: Routine car care extends the life of your car well beyond what you’d expect – you can get to a million miles and more if you’re driving a Toyota!
  • Cost savings: Save money by catching issues early during routine maintenance checks – this will save you from having to spend a ton of money on repairs later.
  • Resale value: A car that has a well-documented maintenance record has better resale value, even if it’s 500,000 miles or more!
Toyota of Orlando tips

Old car speedometer with high mileage. Dashboard of oldschool car. Old car dashboard.

What Happens if You Ignore Your Car Maintenance Checklist?

Now you know the perks of keeping a car maintenance schedule – let’s talk about what can possibly happen if you ignore it and don’t keep up with your Orlando Toyota’s care.

  • You can experience major breakdowns. Small issues can quickly turn into expensive or even catastrophic problems, like engine or transmission failure.
  • Your fuel efficiency may go down. Old oil, dirty oil filters, and worn spark plugs force your engine to work harder. This means you use more gas and subsequently, have to spend more at the gas pump.
  • Your safety is at risk. Worn-out brakes, old tires, and unwieldy suspension can cause accidents and collisions or leave you stranded with a roadside emergency.
  • You’ll have higher repair bills. Putting off your car maintenance checklist usually results in bigger and more expensive repair bills down the road.
  • Your car’s lifespan will be shorter. Skipping out on your car maintenance checklist can dramatically shorten its life. This means you’ll have to not only shell out for big repairs but also replace your car sooner. Protect your investment!

Count on Toyota of Orlando to Stick to Your Car Maintenance Checklist

Need a little TLC for your high mileage car? We’ve got your back at Toyota of Orlando. Our techs can care for your car well beyond 500,000 miles, keep you on a car maintenance checklist schedule, and remind you when you’re due to come in for a visit. Protect your ride – schedule your Toyota service today! We’re open seven days a week with the longest service hours in Central Florida at 3575 Vineland Road.