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People Calling Us To Find Out What's Wrong With Their Cars

People Calling Us To Find Out What's Wrong With Their Cars

Under The Hood show Oct 06, 2025 47 min
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About this episode

Listeners call in with various automotive issues, leading to insightful discussions about vehicle maintenance and troubleshooting. Topics include the costs of charging a Tesla, the intricacies of electric vehicle fires, and the challenges of diagnosing problems in older vehicles. The hosts share personal anecdotes and practical advice, such as the importance of regular transmission fluid changes for CVTs and the quirks of electric sliding doors in Chrysler Pacificas. The episode is packed with expert tips and real-world experiences that can help listeners better understand their vehicles.

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Technical Too Afraid to Ask
Term

supercharging station

"...the last charge session was $26.60 at a supercharging station. And that was a 30 minute session at a 47 kilowatt hour..."

A supercharging station is a special place where electric cars can get charged quickly. It's much faster than regular charging spots, making it easier for long trips.

Term

kilowatt hour

"...at a 47 kilowatt hour... 47 cents per kilowatt hour. And it delivered 56.6111 KWH."

A kilowatt hour is a way to measure how much electricity you use. If you use a lot of power for a short time, or a little power for a long time, it all adds up to kilowatt hours.

Car

Honda Civic

"I have it on a motion sensor. It makes that civic look awesome every time it comes out. The FedEx ..."

The Honda Civic is a small car that many people like because it's easy to drive and saves gas. It's a good option for anyone looking for a dependable vehicle that won't break the bank.

Car

Ford Focus

"...I don't treat the 14 Ford Focus with the transmission out of it, with $300,000 miles, with dents all over it,..."

The Ford Focus is a small car that many people use for everyday driving. It's known for being easy to handle and not too expensive to maintain.

Car

Chevrolet Silverado

"...the same way that I treat a 22 Silverado pickups. It's great."

The Chevrolet Silverado is a big truck that people often use for work or towing things. It's known for being tough and able to handle heavy loads.

Car

Nissan Leaf

"...they were inventorying a Nissan Leaf, and they were putting the numbers on it, and it was burned up. The interior was burned out of it..."

The Nissan Leaf is a popular electric car that doesn't use gasoline. Instead, it runs on electricity stored in batteries, making it environmentally friendly.

Part

battery

"...I saw the battery was gone. And this car had been bought and bought..."

The battery is what gives power to electric cars like the Nissan Leaf. Without it, the car can't run.

Term

EV fire

"...they can put out an EV fire on the battery."

An EV fire is a fire that happens in an electric car. These fires can be difficult to put out because of the special batteries they use.

Term

windshield

"...we look up a windshield. On our interchange system. And you can kind of tell..."

The windshield is the big glass window at the front of a car. It helps you see while driving and keeps you safe from wind and rain.

Term

interchange system

"...we look up a windshield. On our interchange system. And you can kind of tell, if you don't know the body lines of it..."

An interchange system helps find parts that can work for different cars. It tells you which parts fit which models, making it easier to fix cars without guessing.

Term

make model generations

"...you don't want to go to Wikipedia and look at what's the make model generations of a leaf. You can look up a windshield in our interchange..."

Make is the car brand, like Ford or Toyota. Model is the specific type of car, like the Mustang or Camry. Generation tells you which version of that model it is, usually based on the years it was made.

Term

catalytic converter

"...we would have at least gotten, catalytic converters off of it. There would have been probably a few more items of core..."

A catalytic converter helps clean up the gases that come out of a car's exhaust, making them less harmful to the environment.

Term

starter

"...like in an engine or transmission, a starter, an alternator,"

The starter is a part of the car that helps get the engine running when you turn the key or push the start button.

Term

alternator

"...like in an engine or transmission, a starter, an alternator,"

The alternator is a part that helps keep the car's battery charged and powers the electrical systems while the engine is running.

Car

Mini Cooper Clubman

"...I've got a 2017 Mini Cooper Clubman, 125,000 miles on it,..."

The Mini Cooper Clubman is a small car that has a unique look and more room than a regular Mini. It's fun to drive and is known for its quirky style.

Term

coolant

"...Do I need new coolant, a radiator, a new flush? I don't know where to begin."

Coolant is a liquid that helps keep your car's engine from getting too hot. It moves heat away from the engine and helps it run smoothly.

Term

radiator

"...Do I need new coolant, a radiator, a new flush? I don't know where to begin."

A radiator helps cool down the liquid that keeps your car's engine from overheating. It works by letting air flow through it to cool the liquid before it goes back to the engine.

Term

expansion valve

"...the sound you're hearing is the gas in the refrigeration system escaping through the expansion valve. As long as your air conditioning's cooling properly, it's a normal sound."

An expansion valve helps control how much coolant goes into the air conditioning system. It makes sure the coolant is at the right temperature to cool the air inside your car.

Term

air conditioning

"...As long as your air conditioning's cooling properly, it's a normal sound. What you can do to test that is just turn off your air conditioner..."

Air conditioning in cars keeps the inside cool and comfortable by removing heat and moisture from the air. It uses a special fluid to help with this process.

Term

high side

"you're probably reaching 200 and 220 pounds of pressure on the high side, 35 pounds or so on the low. You shut it off."

The 'high side' is where the air conditioning refrigerant is really pressurized. It's important for making the system cool the air inside your car.

Term

low side

"35 pounds or so on the low. You shut it off. That high side has to continue to bleed off through that expansion valve until it equalizes with the low side."

The 'low side' is where the air conditioning refrigerant is less pressurized. It's important for the system to work properly and keep your car cool.

Car

Nissan XTerra

"Yes, I was hoping to get a little help with my Nissan XTERRA 04 model. It is, it runs good..."

The Nissan XTERRA is a type of SUV that is built for both city driving and off-road adventures. The 2004 version is one of the earlier models.

Term

crank sensor

"...you can eliminate the crank sensor. And it fires right up with a little squirt of..."

The crank sensor helps the car's computer know where the engine's crankshaft is and how fast it's turning. This is important for making sure the engine gets the right amount of fuel and spark to run properly.

Term

fuel pump

"I thought that the fuel pump was going out, but then I checked the pressure on it, checked everything, and it seems to be fine."

The fuel pump is what sends gas from the tank to the engine. If it's not working, your car might not start or run well.

Term

fuel injector

"What if it had a leaky fuel injector?"

A fuel injector is what sprays gas into the engine so it can run. If it's leaking, it can make your car run badly or waste gas.

Term

fuel pressure

"So you check your fuel pressure, drive it. I was told that it was a good number."

Fuel pressure is how hard the fuel is pushed from the tank to the engine. If it's too low, the engine might not run well or could flood with fuel.

Term

fuel rail

"Is that old enough where it still uses a fuel pressure regulator on the fuel rail?"

A fuel rail is a pipe that carries fuel to the engine's injectors. It helps ensure that the engine gets the fuel it needs to run.

Brand

GM

"Nissan might have been a little ahead of the curve, because GM was just starting to change it in those years."

GM stands for General Motors, a big car company in the United States that makes many different brands of cars.

Term

overfueling

"And if it starts like an old flooded carburetor, that could give you an indication too that you're overfueling."

Overfueling means the engine is getting too much fuel, which can make it hard to start and run properly. It can cause the engine to flood, similar to how an old carburetor might behave.

Part

pressure regulator

"...Whether it be from a pressure regulator, which it may not have, or if you had injectors that were not holding..."

A pressure regulator is a part that keeps the fuel pressure steady in an engine. This helps the engine get the right amount of fuel it needs to run well.

Car

Jeep Grand

"What do you got for a Jeep? It's a 04 Jeep Grand Cherokee 4.0 inline 6, two-wheel drive,"

The Jeep Grand Cherokee is a larger SUV that can handle rough roads and off-road adventures while still being comfortable for everyday use. It's a good choice if you need space and want to explore different terrains.

Car

Toyota Tacoma

"...ce, what can we do for you? I have a 2021 Toyota Tacoma and I want to know, my coworkers say that if you..."

The Toyota Tacoma is a small truck that people love for its strength and ability to go off-road. It's a great option if you need to haul things or want to drive on rougher paths.

Car

Honda Crvs

"...ng 500,000 miles. Is that what they're running as CRVs? Yeah. Yeah, I know that and they're running to ..."

The Honda CR-V is a small SUV that offers a lot of space inside for passengers and cargo. It's known for being reliable and good on gas, making it a smart choice for families.

Car

Ford Explorer

"...Is it a head gasket? What is it? Is this a turbo explorer? Is it turbocharged or is this what engine do you..."

The Ford Explorer is a bigger SUV that can fit a lot of people and gear. It's a good option for families or anyone who needs extra space for trips.

Car

Chrysler Pacifica

"... can we do for you? Oh, hi. I got a 2018 Chrysler Pacifica and I've been having trouble with the driver's s..."

The Chrysler Pacifica is a family van that has a lot of room for kids and their stuff. It's designed to be comfortable and has features that make it easy to use for family trips.

Car

Honda Odysseys

"over to the body shop. They have electric sliding doors have been a wonderful creation. They started using them. We started seeing them in early Siena's, early Odyssey's, Pontiac. But before that, they've started doing that in the Montanas and the transports."

The Honda Odyssey is a van that is great for families because it has lots of room and features that make traveling with kids easier. It's designed to be comfortable and safe for everyone.

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