Tesla knowledge

EV+ Blog

Straight talk about Tesla maintenance, batteries, and repairs—from the technicians who work on Teslas all day, every day. No fluff, no dealership runaround.

Battery

When You Charge Your Tesla, This Is the Battery You're Charging

Most Tesla owners never see their high-voltage battery—it spans nearly the entire floor of the car. We pulled one from a Model Y, and here's what a replacement actually involves.

Maintenance

Did You Know Your Tesla Needs an Oil Change?

No engine means no engine oil—but your Tesla's drive unit runs in oil just like a transmission does. Here's the fluid service Tesla doesn't put on a schedule.

Maintenance

Tesla Says the Drive Unit Gearbox Fluid Is a "Lifetime Fluid"—But Is It Really?

Tesla's official line: the drive unit fluid never needs changing. Our experience in the shop tells a different story—here's the honest nuance.

Maintenance

What Is Actually Inside Your Tesla's Drive Unit Oil After 100,000 Miles?

Instead of arguing about "lifetime fluid" in theory, we got evidence: we drained the drive-unit oil at 100,000 miles and sent it to a lab.

Suspension

Feeling a "Kick" or Vibration in Your Tesla Model 3? That's NOT Normal

A lot of Model 3 owners feel a "kick" or shudder and assume it's just how the car drives. It isn't—a healthy Model 3 drives smooth, and vibration is information.

Battery

The Cost of a Tesla Battery Replacement Depends on the Year, Model, and…

"What does a Tesla battery replacement cost?" is the question every EV owner dreads—and the honest answer is: it depends. Here's what actually moves the number.

Maintenance

Do Teslas Need Maintenance? Yes—Just Not the Same Maintenance as a Gas Car

"No maintenance" is Tesla's most successful marketing line—and its most misunderstood. Here's the real maintenance list your Tesla actually needs.

Suspension

Do You Hear Creaking From the Front Suspension of Your Tesla?

That creak from the front end when you turn or hit a bump is one of the most common Tesla complaints we see. It's usually wear talking—here's how we diagnose it.

Battery

Minimize Supercharging—and Don't Charge Past 80%

Your Tesla's battery is its most expensive component, and two daily habits matter more than everything else for keeping it healthy. Here's what battery engineers point to first.

Battery

Your Tesla Model Y Comes With 8-Year / 120,000-Mile Battery Warranty Coverage

The Model Y's battery warranty is one of the strongest in the industry—and a lot of owners don't know exactly what it covers, or when the clock runs out.

Questions about your Tesla? Start with a free inspection.

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