4 Symptoms of a Transmission Fluid Leak

Waterloo Transmissions • November 2, 2024
A man is writing on a clipboard while working on a car engine.

Transmission fluid is vital for keeping your vehicle’s transmission lubricated, cool, and functioning smoothly. A transmission fluid leak can lead to poor performance and, if left unaddressed, serious damage to your transmission. Recognizing the early signs of a transmission fluid leak can save you from more expensive repairs. At Waterloo Transmissions, we provide expert transmission fluid leak repair in the greater Akron area. Here are four signs that your car may be leaking transmission fluid.


Puddle of Red Fluid Under Your Car

One of the most obvious signs of a transmission fluid leak is discovering a puddle of red or reddish-brown fluid underneath your vehicle. If you see such a puddle forming under your parked car, it’s important to inspect further. While small leaks might not seem serious at first, they can quickly lead to bigger problems.


Slipping Gears or Delayed Shifting

Transmission fluid helps the transmission engage gears properly. If there’s a leak and the fluid level gets too low, you may notice your car having trouble shifting gears. This can manifest as delayed shifting or even slipping gears while driving. If your car hesitates or feels like it’s slipping out of gear, this could be a sign that you’re low on transmission fluid due to a leak.


Burning Smell

A burning smell coming from your car is never a good sign, and it can sometimes indicate leaking transmission fluid. As the fluid leaks out, the transmission can overheat, causing the remaining fluid to burn. Burnt transmission fluid has a distinctive smell and is typically darker in color, which signals that your transmission is running hotter than it should. If you detect a burning odor, it’s important to check for transmission issues.


Grinding or Strange Noises

When your transmission fluid levels drop due to a leak, the transmission may not have enough lubrication, causing metal components to grind against each other. This can lead to grinding, whining, or clunking noises while shifting gears. These noises are often a sign that there’s not enough transmission fluid to keep everything running smoothly. If you hear any unusual sounds coming from your transmission, it’s important to have it inspected right away.


Transmission Repair in Akron, OH

For top-quality transmission repair in Akron, Canton, and Dover, OH, contact Waterloo Transmissions. Our local transmission mechanics can expertly address your vehicle’s transmission needs!

By Waterloo Transmissions January 5, 2026
Transmission fluid plays a vital role in keeping your vehicle shifting smoothly and protecting internal components from excessive heat and wear. Over time, however, transmission fluid can become contaminated by dirt, metal particles, and moisture. When this happens, the fluid loses its ability to properly lubricate and cool the transmission. Recognizing the warning signs of contaminated transmission fluid early can help you avoid serious damage and costly repairs. At Waterloo Transmissions, we can expertly handle issues related to transmission fluid. Here’s a look at four signs that your transmission fluid is contaminated. Dark/Discolored Transmission Fluid Healthy transmission fluid is typically bright red and has a clean appearance. If the fluid appears dark brown, black, or cloudy, contamination is likely present. Discoloration often indicates excessive heat, debris buildup, or fluid breakdown. Checking the fluid color regularly can provide an early warning that your transmission needs service. Burnt Odor A strong burnt smell coming from the transmission fluid is another common sign of contamination. This odor usually means the fluid has been overheated and is no longer protecting internal components effectively. Burnt fluid can lead to increased friction, accelerated wear, and potential failure if it isn’t addressed promptly. Delayed/Rough Shifting Contaminated transmission fluid can interfere with proper hydraulic pressure inside the transmission. As a result, you may notice delayed engagement when shifting into gear or rough, jerky shifts while driving. These symptoms indicate that the fluid is no longer providing the smooth lubrication and pressure needed for precise gear changes. Slipping Gears or Loss of Power When transmission fluid is contaminated, it may not maintain consistent pressure, causing gears to slip unexpectedly. You might feel the engine rev without a corresponding increase in speed or experience a sudden loss of power while driving. Gear slipping is a serious warning sign that should be inspected immediately to prevent further damage. Transmission Service in Akron, OH For transmission service in Akron , Canton, and Dover, OH, contact Waterloo Transmissions. Our nearby transmission mechanics can expertly address your vehicle’s transmission needs in Akron and the surrounding area!
By Waterloo Transmissions December 6, 2025
Your vehicle’s transmission plays a crucial role in keeping your car moving smoothly, and when something goes wrong, the symptoms often start small before becoming serious. Recognizing early warning signs can help you avoid costlier repairs. At Waterloo Transmissions, we can expertly diagnose and repair transmission problems. Here are four common signs that your transmission is in trouble. Unusual Noises While Shifting One of the first signs of transmission trouble often comes in the form of strange noises. If you start hearing grinding, whining, or clunking when your vehicle shifts gears, it may indicate worn internal components or low transmission fluid. These noises can happen during acceleration, deceleration, or even when the car is in neutral. Even if the sounds seem mild, they signal that something isn’t operating correctly. Ignoring these noises can lead to more severe internal damage, so it’s best to have them checked promptly. Slipping Gears While Driving A slipping transmission can be both frustrating and dangerous. If your vehicle seems to change gears unexpectedly or has trouble staying in gear, it’s a clear sign something is wrong. You may notice the engine revving higher than usual without a corresponding increase in speed, or the car may feel like it jolts in and out of gear. This type of issue often points to low fluid levels or internal wear. Because slipping can affect your ability to accelerate or maintain speed, it’s important to address this warning sign right away. Delayed or Rough Gear Engagement When you shift from park to drive or reverse, the transition should feel smooth and immediate. If there’s a noticeable delay or rough jump when engaging gears, your transmission may be struggling to circulate fluid or build enough pressure. This problem can stem from a failing pump, contaminated transmission fluid, or internal damage. Any delay or harsh engagement is a sign that your transmission is no longer operating efficiently and needs professional attention. Leaking Transmission Fluid If you spot reddish to brownish fluid under your vehicle, you may be dealing with a transmission fluid leak. This fluid is essential for cooling, lubricating, and powering your transmission. A leak can quickly lead to low fluid levels, which can cause severe internal damage if not corrected. Leaks often come from damaged seals, gaskets, or lines, and they should always be treated as urgent. Transmission Repair in Akron, OH For top-quality transmission repair in Akron, Canton, and Dover, OH , contact Waterloo Transmissions. Our local transmission mechanics can expertly address your vehicle’s transmission needs!