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Under The Hood! Americas' Favorite Car Talk Show Get Your Calls Answered On-Air

Under The Hood! Americas' Favorite Car Talk Show Get Your Calls Answered On-Air

Under The Hood show Nov 17, 2025 48 min
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About this episode

Listeners tune in for a lively Q&A session on automotive issues, featuring expert advice from hosts Russ Evans and Shannon Nordstrom. Topics include timing belt maintenance for a Mitsubishi Outlander, heater core replacements for a classic Willys pickup, and troubleshooting a malfunctioning hatch on a Toyota Venza. The hosts emphasize the importance of using the correct coolant and share insights on aftermarket parts. They also discuss the benefits of K-Seal for minor leaks and address a listener's navigation system woes in a Mazda CX-5. The episode is packed with practical tips and engaging automotive banter.

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Technical Too Afraid to Ask
Part

power steering belt

"It's got a power steering belt and then the timing belt."

The power steering belt helps the car's steering system work smoothly. If it breaks, it can make it hard to steer the car.

Part

serpentine belt

"It's got a weird little, you know, it's got a serpentine belt. It's got a power steering belt and then the timing belt."

The serpentine belt is a long belt that connects different parts of the engine to help them work together. If it wears out, it can cause problems with the car's electrical system and air conditioning.

Part

timing belt

"It's got a power steering belt and then the timing belt. Which I was just curious if it's, if you've ever done those and how am I biting off more than I can chew?"

The timing belt is a part of the engine that helps keep everything working together. If it breaks, it can cause serious damage to the engine.

Car

Mitsubishi Outlander

"Well, the timing. It's work. 2010, 2010 Outlander is what you said you had, correct? Yes. That's correct."

The Mitsubishi Outlander is a type of SUV that is good for families and has plenty of space. The 2010 version is known for being reliable and practical.

Term

V6

"And it's got the V6. It's a 3.0 liter V6. It's got 80,000 miles on it."

A V6 engine has six cylinders arranged in a V shape. It's a popular engine type because it offers a balance of power and size, making it efficient for many cars.

Car

Chevrolet Equinox

"...they had a 2026 Equinox. And there was two very qualified dismantlers just standing there..."

The Chevrolet Equinox is a small SUV that is popular for families and everyday driving. The 2026 version is the latest model, which may have new features and improvements.

Part

bumper

"...there was end caps of the bumper, part of the bumper that had to come off."

The bumper is the part of the car that is at the front and back, designed to help protect the car if it bumps into something. It can help keep you safe in a minor accident.

Part

timing chain

"...he said he was the first time I had to put a timing chain together, timing set up."

The timing chain is another part of the engine that helps keep everything in order. It's stronger than a timing belt and usually lasts longer, but if it breaks, it can cause serious engine problems.

Car

Willie's pickup truck

"Well, I've got an old vehicle classic kind. That's a 1953 East Willie's pickup truck."

The 1953 Willie's pickup truck is an old classic truck that many people find interesting. It's known for being tough and reliable, making it popular among collectors.

Part

four-cylinder engine

"This has a little four-cylinder, 134 engine."

A four-cylinder engine is a type of engine that has four parts called cylinders. It's usually smaller and uses less fuel, making it good for older trucks like this one.

Term

12 volts

"...I just converted it to 12 volts and finally hooked up the heater. I was going to hook up the heater core, but it's leaking in it..."

12 volts is the amount of electrical power used in most cars today. It helps run things like lights and heaters.

Part

fan motor

"...it's a six-volt fan motor, so I really need to change it anyway..."

The fan motor is what makes the fan blow air inside the car. If it doesn't work, you won't get any air from the heater or air conditioning.

Part

six-volt fan

"I like the six-volt fan. That six-volt fan will just go like crazy until it bursts into flames."

A six-volt fan is a type of electric fan that runs on six volts of electricity. It's often found in older cars and helps keep the engine cool by moving air.

Part

intercooler

"...if I need an intercooler for something. I look and I see what other people are using..."

An intercooler helps cool the air that goes into the engine after it's been compressed, which can make the engine run better and produce more power.

Part

actuator

"How do I get it open to change the actuator?"

An actuator is a part that helps open or close things, like the back door of a car. If it's broken, the door might not work properly.

Car

Toyota Venza

"...actually buy some of these cars, probably not the Venza, but maybe sometimes you can buy a whole hatch fo..."

The Toyota Venza is a type of car that looks like a mix between a car and an SUV, offering lots of space and comfort. It was popular for a while, but now it's not made anymore, which might make it harder to find one to buy.

Company

Road Ready Wheels

"We want to tell you about our partner at Road Ready Wheels. Road Ready Wheels has the very best aftermarket OEM replica wheels available..."

Road Ready Wheels makes replacement wheels that look like the original ones that came with your car, so you can easily swap them out without any special tools or parts.

Part

TPMS sensors

"...with a direct fit of the factory center caps and TPMS sensors, so you don't need special caps and sensors."

TPMS sensors are devices that check the air pressure in your tires. If the pressure gets too low, they let you know so you can fix it before it becomes a problem.

Part

aluminum alloy wheels

"...Road Ready Wheels has both aluminum alloy and new steel wheels to fit many cars on the road today. They stock thousands of wheels ready to ship..."

Aluminum alloy wheels are wheels made from a mix of aluminum and other metals. They are lighter than regular steel wheels and can make a car look nicer and perform better.

Part

steel wheels

"...Road Ready Wheels has both aluminum alloy and new steel wheels to fit many cars on the road today. They stock thousands of wheels ready to ship..."

Steel wheels are wheels made from steel. They are usually heavier than aluminum wheels and are often found on cheaper cars or used for winter tires because they are strong and less expensive.

Term

aftermarket wheels

"Aftermarket wheels can be very expensive, and it's so hard to choose what you want."

Aftermarket wheels are wheels that you can buy from other companies instead of the ones that came with your car. They can change how your car looks and performs, but not all of them fit perfectly.

Car

Ford Explorer

"I'm the original owner of a 2013 Ford Explorer with the 3.5 liter naturally aspirated V6, first got 104,000 miles on it."

The Ford Explorer is a large SUV that can carry many passengers and cargo. The 2013 version is known for being comfortable and practical for families.

Term

naturally aspirated V6

"with the 3.5 liter naturally aspirated V6, first got 104,000 miles on it."

A naturally aspirated V6 engine gets air into it without any extra help from a turbo or supercharger. This means it works well but doesn't have the added power boost that those other systems provide.

Term

coolant change

"we're preparing to do the, I guess, the third coolant change"

A coolant change is when you replace the liquid that keeps your engine cool. It's important to do this regularly to help your car run well and avoid overheating.

Term

water pump

"Most of these water pump failures we see in these cars, if I have a customer that calls me and says, I have a water pump that failed in my, in my Ford or anything that's internal like that, I ask them how many miles around it."

The water pump helps keep the engine cool by moving coolant around. If it breaks, the engine can get too hot and cause serious problems.

Term

Toyota WS

"This one takes Toyota WS. This one's a NS3 on a Nissan,"

Toyota WS is a special fluid used in Toyota cars to keep the transmission working well. It's important to use the right fluid to avoid problems.

Term

NS3

"This one's a NS3 on a Nissan, different fluids for transmissions and CVTs."

NS3 is a special fluid used in Nissan cars to help the transmission work properly. Using the right fluid is crucial for the car's performance.

Car

Chevrolet Tahoe

"...dvance and you say, I need some fluid for my 2010 Tahoe and they say, oh yeah, the transmission fluid, it..."

The Chevrolet Tahoe is a big SUV that can carry a lot of people and stuff, making it great for families or trips. It's important to take care of it, like changing the transmission fluid, to keep it running well, especially if you have an older model from 2010.

Car

Ford Fusion

"...I have a 16 fusion, a 2.5 engine. This is my second 2.5. My other one was rear-ended."

The Ford Fusion is a car made by Ford that is designed for everyday use. It's known for being comfortable and having a lot of space inside.

Car

Northstar engine

"Now, K seal. If you own a North Star engine, you put K seal in it. So can I ask you then, just as a follow-up, what caused this in the first place?"

The Northstar engine is a powerful engine used in Cadillac cars. It's known for being high-performance, but some people have had problems with it leaking coolant.

Car

Chevrolet El Camino

"...have been wonderful to me. I took all your advice for us. It's everything you told me to do on the El Camino. She's running great, running quiet and smooth and cool now."

The Chevrolet El Camino is a vehicle that looks like a car but has a truck bed, making it useful for carrying things. The 1959 version is famous for its stylish design and is loved by collectors.

Car

Mazda Cx5

"It's a 16 Mazda CX-5 that has been a great car for us. But all of a sudden, the navigation system wants to keep rebooting constantly."

The Mazda CX-5 is a type of vehicle called a crossover SUV. It's designed to be spacious and comfortable, making it a good choice for families.

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