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It is Time to Be Aware of Pot Holes, How to Choose the Right Spark Plug, Why Nick Became a Mechanic

It is Time to Be Aware of Pot Holes, How to Choose the Right Spark Plug, Why Nick Became a Mechanic

WCCO's Car Care Mar 07, 2026 26 min
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About this episode

Nick Stoffel from Lloyd's Automotive discusses practical car care tips, emphasizing the importance of paying attention to warning lights, strange noises, and basic maintenance tasks like checking tire pressure and fluids. He explains common issues like grinding noises related to brakes or wheel bearings and clarifies battery cold cranking amps and alternator function. Nick advises sticking to original equipment spark plugs and highlights the value of full vehicle inspections beyond quick oil changes. The conversation also touches on empowering drivers, especially those new to car maintenance, to better understand and manage their vehicles.

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Technical Too Afraid to Ask
Term

check engine light

"...Maybe a tire pressure light, the check engine light, belts, hoses, fluids. Kind of some of that basic stuff that most people should know..."

This light on your dashboard means your car's computer found a problem with the engine or something related. It tells you to get it checked soon.

Term

tire pressure light

"...Maybe a tire pressure light, the check engine light, belts, hoses, fluids. Kind of some of that basic stuff that most people should know..."

This light on your car's dashboard tells you if your tires don't have enough air. It's important because low tire pressure can make driving unsafe.

Term

hoses

"...Maybe a tire pressure light, the check engine light, belts, hoses, fluids. Kind of some of that basic stuff that most people should know..."

Hoses are tubes in your car that move liquids like coolant or gas around. If they get holes or cracks, your car might overheat or not run right.

Term

fluids

"...Maybe a tire pressure light, the check engine light, belts, hoses, fluids. Kind of some of that basic stuff that most people should know..."

Fluids are liquids your car needs to work well, like oil and coolant. Checking and changing them helps keep your car running safely.

Term

belts

"...Maybe a tire pressure light, the check engine light, belts, hoses, fluids. Kind of some of that basic stuff that most people should know..."

Belts are rubber parts inside your car that help run important things like the air conditioner or the engine timing. If they break, your car can stop working properly.

Concept

vehicle sensors and indicators

"Luckily for us, the cars have evolved where there's sensors and indicators that remind us, hey, you have a low tire. It's time to do an oil change."

Newer cars have special tools called sensors that watch important parts like your tires and engine. They tell you when something needs fixing or checking by lighting up signs on the dashboard.

Term

maintenance light

"There's a maintenance light. There's, you know, there's a concern or a problem."

The maintenance light is a signal on your car's dashboard that tells you when it's time for regular check-ups or service, like changing the oil. It helps keep your car running well.

Concept

pothole season

"Are there some noises that we should for sure be paying attention to maybe particularly during pothole season? Well, I would say the most important is something changes. You know, I used to never hear this type of noise."

Pothole season is when roads get lots of holes and bumps, usually after winter. These holes can hurt your car's tires and parts, so it's important to watch out for them.

Term

wheel bearing

"...Maybe it's the tires, possibly the wheel bearing or the brakes once again. So it's important if you're hearing a noise..."

A wheel bearing helps your car's wheels turn easily without much rubbing or friction. It holds the wheel in place while letting it spin smoothly.

Term

cold cranking amps

"I'm curious about the rated cold cranking capacity on batteries... When I buy a battery and it says 700 cold cranking amps which would be at 0, I expect it to put out 700, not 40% of that."

Cold cranking amps tell you how strong a car battery is when starting your car in cold weather. The higher the number, the better it can start your car when it's very cold outside.

Term

alternator

""So the alternator is the recharger. We have a cell phone charger on our outlet at our house. Well, the alternator does the same for the car. When the vehicle is running at speed, the alternator is creating energy that replenishes and fills up the battery.", "

The alternator is a part in your car that makes electricity when the engine is running. It charges the battery and powers things like lights and radio.

Term

dashboard warning light

"if the alternator where to fail, most likely there will be an icon or indicator on the dash telling you that, that kind of gives you heads up, hey, something's wrong here."

The dashboard warning light is a little light on your car’s dashboard that tells you if something is wrong, like the battery or alternator not working right.

Car

Mitsubishi Outlander

"Good morning. We have a 2014 Mitsubishi Outlander with 90,000 miles. I'm going to be putting new plugs in it."

The 2014 Mitsubishi Outlander is a type of SUV that many people use for family trips or daily driving. It’s a popular car that can handle different road conditions.

Term

iridium spark plugs

"My choices are iridium, double iridium, or ruthenium. What's the difference? Thanks, Rick. What do you say? Well, spark plugs have evolved. They use a precious material."

Iridium spark plugs are special spark plugs that last longer and work better because they use a strong metal called iridium.

Term

platinum spark plugs

"Well, spark plugs have evolved. They use a precious material. Platinum's also in there and the reason for that is at the longevity."

Platinum spark plugs have a metal called platinum that helps them last longer than regular spark plugs but not as long as iridium ones.

Concept

oil change

"What are your thoughts about places that just do oil changes, Nick? If you're overdoing especially for an oil change, bio means anywhere you can go helps. My concern though is an oil change is important. However, having the vehicle inspected is just an important, meaning that you're looking at the brakes, the tires, the underbody, the chassis, the steering suspension, or all those things getting looked at or assessed is that oil change."

Changing your car's oil means putting in new oil to keep the engine running smoothly. Doing this regularly helps your car last longer and work better.

Part

chassis

"Having the vehicle inspected is just an important, meaning that you're looking at the brakes, the tires, the underbody, the chassis, the steering suspension, or all those things getting looked at or assessed is that oil change."

The chassis is like the car's skeleton that holds everything together. Checking it helps make sure your car is safe to drive.

Part

tires

"Having the vehicle inspected is just an important, meaning that you're looking at the brakes, the tires, the underbody, the chassis, the steering suspension, or all those things getting looked at or assessed is that oil change."

Tires are the round parts your car rolls on. Checking them often helps your car drive safely and smoothly.

Part

underbody

"Having the vehicle inspected is just an important, meaning that you're looking at the brakes, the tires, the underbody, the chassis, the steering suspension, or all those things getting looked at or assessed is that oil change."

The underbody is the bottom part of your car. Checking it helps find problems like rust or damage that you can't see from the outside.

Part

steering suspension

"Having the vehicle inspected is just an important, meaning that you're looking at the brakes, the tires, the underbody, the chassis, the steering suspension, or all those things getting looked at or assessed is that oil change."

Steering suspension helps you turn the car and makes the ride smooth. Checking it keeps your car easy to control.

Part

brakes

"Having the vehicle inspected is just an important, meaning that you're looking at the brakes, the tires, the underbody, the chassis, the steering suspension, or all those things getting looked at or assessed is that oil change."

Brakes help your car stop when you press the pedal. Checking them often keeps you safe on the road.

Part

conventional oil

"5,000 miles. If your vehicle still uses the conventional oil, which is becoming more rare, a 3,000 mile interval and that's simply because of the repairs that we see, the sludge, the wear, the tear on the timing"

Conventional oil is the regular motor oil that comes from natural oil. It needs to be changed more often because it gets dirty faster.

Term

sludge

"because of the repairs that we see, the sludge, the wear, the tear on the timing components and some of the valve timing stuff. There's a lot of little intricate pieces inside that engine that need good clean oil and as that gets worn down or breaks down, it creates sludge and can restrict how those pieces operate,"

Sludge is like dirty, sticky gunk that builds up inside your engine when the oil gets old. It can stop parts from working right and cause damage.

Part

timing components

"the wear, the tear on the timing components and some of the valve timing stuff. There's a lot of little intricate pieces inside that engine that need good clean oil and as that gets worn down or breaks down, it creates sludge and can restrict how those pieces operate,"

Timing components are parts inside the engine that help open and close valves at the right time. They need clean oil to work well and not break.

Car

Saturn Ion

"2004 Saturn Ion, the cruise control worked intermittently then quit. What are the possible causes?"

The Saturn Ion is a small car made by Saturn, a car company that doesn't exist anymore. The 2004 version is an early model and was popular because it was affordable and had a different look.

Term

cruise control

"one of the defaults is that the cruise control is not going to work. It's more of a safety issue. The light is a warning, but we don't know what the light means so the cars decide if I don't know what's wrong, I'm not going to have any of these add-ons. I just want you to focus on driving. Also, there's some other switches and components that are part of the cruise control that can fail."

Cruise control helps you keep your car going at the same speed without pressing the gas pedal. Sometimes, parts of this system can stop working, especially in older cars.

Car

Lincoln MKZ

"The battery was not a good one. I have a 2012 Lincoln MKZ with 65,000 miles. What do we know?"

The Lincoln MKZ is a fancy car that people use for comfortable driving. The 2012 version is a few years old but still has nice features and a smooth ride.

Term

battery drain

"If there's a slight drain or a drop because there's some sort of component that's not working properly, that can deteriorate, get worse, make the battery wear down over a couple months"

Battery drain means the car's battery loses power when the car is not running, which can make it hard to start the car later.

Car

Jeep Renegade

"I have a 2016 Jeep Renegade with 51,000 miles on it. The parking brake is not a lever but just a button"

The Jeep Renegade is a small SUV that can drive on rough roads and city streets. The 2016 version was the first one made and has many modern features.

Term

electronic parking brake

"The parking brake is not a lever but just a button and it has been sending me messages that it needs service and at times it won't come on or turn off when I press the button."

Instead of a hand lever, some cars have a button to turn on the parking brake. Sometimes this button can stop working right and cause problems.

Concept

vehicle warranty

"But most commonly I think that people will utilize the dealership while they have an under warranty or they have a maintenance package as part of the purchase of the vehicle."

A warranty is like a promise that the car company will fix some problems for free for a certain amount of time or miles.

Car

Ford Ranger

"...nother texture, Nick, that 2014 Impala, the Iron Ranger in me wants to say Impala with 82,000 miles. The..."

The Ford Ranger is a smaller truck that people use for carrying things and driving on different roads. It's known for being tough and useful for many jobs, so lots of people like it. It's a good choice if you want a truck that's not too big but still strong.

Car

Chevrolet Impala

"Another texture, Nick, that 2014 Impala, the Iron Ranger in me wants to say Impala with ..."

The Chevrolet Impala is a big car that many families use because it's roomy and comfortable to ride in. The 2014 model has nice features and doesn't use too much gas. People talk about it because it's a good, affordable car for everyday driving.

Part

damaged wheel

"...possibly have a flat tire or a damaged wheel which can be very costly so if you have if you see a pothole ahead..."

A damaged wheel means the round metal part your tire sits on is bent or broken, which can make driving unsafe.

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