Trusted Automotive Advice Personalized for You Too
Under The Hood show
Trusted Automotive Advice Personalized for You Too Under The Hood show · Apr 29, 2026
Trusted Automotive Advice Personalized for You Too

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57:32
Trusted Automotive Advice Personalized for You Too
Company

Lowe's

Lowe’s is a store that sells tools and home supplies. In this segment, they’re promoting a cordless trimmer and blower kit.

Brand

cobalt

Cobalt here refers to a brand of cordless yard tools. They’re selling a trimmer and blower kit that runs on a 40-volt battery system.

Concept

collector car insurance

Collector car insurance is a specialized type of coverage for vehicles that are owned for hobby use rather than daily commuting. It often uses agreed value or stated value approaches and may include coverage tailored to limited mileage and storage conditions.

Concept

replica OEM wheels

Replica OEM wheels are replacement wheels made to look like the original factory wheels. They can be a cheaper way to get the stock look, but you still want to make sure they fit your car correctly.

Company

car dash part

“car dash part” is mentioned as a sponsor offering “over 200 million used parts ready to ship.” This points to an online used-parts marketplace where you can source components for repairs or restorations.

Term

0W20

0W-20 is the type of engine oil thickness. The “0W” part means it’s easier to start when it’s cold, and the “20” part means how it behaves once the engine is warmed up. Using the right oil grade helps the engine stay properly lubricated.

Toyota Tacoma
Car

Toyota Tacoma

They’re talking about a 2019 Toyota Tacoma. You’re hearing a ticking noise and wondering if you should add something to the oil. The host explains whether additives are necessary for this truck and what the noise might mean.

Term

oil additive

An oil additive is something you pour into your engine oil to try to improve how the oil works. Some additives are meant to reduce wear or help with things like noise. But if your engine is already doing well and you’re changing oil on time, the host says it usually isn’t needed.

Term

ticking

The caller describes a “little ticking” noise and asks whether it can be quieted with oil additives. Ticking can come from several sources (for example, valve train noise, lifter behavior, or other mechanical clearances), and oil additives generally can’t fix internal mechanical wear. The host’s response focuses more on whether additives are needed than on diagnosing the noise directly.

Concept

oil system failures

Oil system failures are when the engine’s lubrication system doesn’t work correctly, which can lead to poor protection for the engine. The host says Toyota/Tacoma engines usually don’t have these kinds of problems. That’s why they recommend normal oil changes instead of extra additives.

Company

Justice Brothers heavy-duty vehicle

The Justice Brothers heavy-duty vehicle product is referenced as an example of an oil additive. The host describes it as having ingredients meant to replace “missing lubricants” that were previously added to oils. This is essentially a marketing/ingredient claim about additive chemistry and lubrication performance.

Term

lifter tick

A “lifter tick” is a light tapping/ticking noise from inside the engine. It often happens when the oil isn’t staying clean or the engine parts aren’t getting proper lubrication.

Term

hydraulic lifters

Hydraulic lifters are parts that help keep the engine’s valves adjusted automatically using oil. If the oil is dirty or the lifters get gummed up, they can start making a ticking noise.

Company

Hotshot Secret

Hotshot Secret is a brand of engine additives you pour in to help clean or condition parts. Here, they’re talking about using it to reduce a ticking noise that might be caused by oil buildup.

Term

oil seal conditioning

The hosts mention that an additive is “made for” helping condition seals, implying it can reduce seal hardening and help prevent leaks. This is typically marketed as improving oil seal flexibility and reducing seepage, though results vary by vehicle and condition.

Term

oil changes

Oil changes matter because dirty oil can let gunk build up inside the engine. Changing oil regularly helps keep moving parts lubricated and can prevent noises caused by buildup.

Term

high-pressure injector noise

Fuel injectors can make a loud clicking/tapping sound on newer cars. The key point is not to assume every tick is engine damage—some injector sounds are normal.

Term

V6

A V6 is an engine with six cylinders. It’s shaped differently than a 4-cylinder engine, so it can sound different—like what they’re noticing with the truck’s motor.

Term

4-cylinder

A 4-cylinder engine has four cylinders. They’re asking whether the truck is a 4-cylinder or a V6 because the engine type can change how it sounds.

Concept

engine noise diagnosis via trial additive

They’re basically saying: try a treatment during an oil change to see if the engine gets quieter. If the noise is caused by something like dirty oil or lubrication issues, it might improve—but if it doesn’t, you’ll want to look deeper.

Company

Hot Shots Secret

Hot Shots Secret is a brand of engine treatment you add to your vehicle. They’re suggesting it as a try-and-see option during an oil change to help quiet down a noisy-sounding engine.

Mazda Cx30
Car

Mazda Cx30

A Mazda CX-30 is a small SUV/crossover. Some cars can automatically lock the doors when you close them and walk away, and this caller says that feature doesn’t work reliably on their 2024 model.

Term

infotainment center

The infotainment center is the screen in the car where you change settings and control things like locks and other convenience features. If the auto-lock feature is controlled there, the setting (or the software) can matter.

Term

automatic door locks

Automatic door locks are the feature that locks your doors by itself when you close the door and walk away. If it sometimes fails, it could be something about how the car detects your key or how the system is set up.

Concept

intermittent issue vs no trouble codes

Sometimes a problem happens only sometimes, so the car doesn’t record an error code when the dealer checks it. That can make it seem like everything is fine even though you’re still noticing the issue at home.

Concept

dealer diagnostic follow-up

If the dealer checks the car and you still aren’t convinced the problem is fixed, it’s reasonable to go back and ask them to keep trying. Some issues need more than one attempt to track down.

Concept

intermittent problem

Some car problems only happen occasionally. If the shop can’t make it happen while the car is there, they can’t tell what’s causing it. That’s why it can feel like the dealership “can’t find anything,” even though you’re seeing it at home.

Term

door locks automatically locks it after a few seconds

Some cars automatically lock the doors after you close them or after you walk away. If it doesn’t do it every time, something like a sensor or the key/remote signal may be acting up.

Term

plug it into the computer

When shops “plug a car into the computer,” they’re using a diagnostic scan tool to read stored trouble codes and live data from the vehicle’s onboard systems. If the fault doesn’t occur during the visit, the car may not record a code, making diagnosis much harder.

Term

key fobs

A key fob is the wireless “key” you carry. The car reads its signal, and when it senses the fob nearby it can unlock the doors, and when it senses the fob is gone it can lock them.

Concept

proximity remote interference

Sometimes keyless entry doesn’t work because the wireless signal gets messed up by other electronics or interference. If the problem can’t be repeated on demand, it’s difficult for a shop to prove what’s wrong.

Chevrolet Camaro
Car

Chevrolet Camaro

The Camaro is a Chevrolet car. The host is saying GM has seen similar keyless/proximity remote problems on some Camaros too.

Chevrolet Corvette
Car

Chevrolet Corvette

The Corvette is a Chevrolet sports car. The host is saying GM has seen similar keyless/proximity remote problems on some Corvettes.

Term

FCC

FCC is a government rule for wireless devices. It basically means the fob has to play by the interference rules, and it also has to keep working even if other electronics are causing radio noise.

Term

scanner data

Scanner data is information pulled from the car’s onboard computers using a diagnostic tool. In keyless/proximity issues, technicians may watch for communication dropouts or related fault codes while the vehicle is locking/unlocking.

Concept

factory system not working (warranty vs diagnosis)

If the car is still under warranty and the problem is with a factory system, the dealer usually has to involve the manufacturer. If the issue is intermittent and can’t be reproduced, it may take logs or repeated visits to get it approved for repair.

Concept

buy a car back

A “buyback” (often called a vehicle repurchase) is when the manufacturer or dealer takes the car back and refunds the customer due to an unresolved defect. The hosts describe it as an extreme end of the resolution process when repeated repair attempts fail.

Term

transmission

The transmission is what helps send power from the engine to the wheels. If it’s acting up and the fix doesn’t stick after repeated attempts, the customer may end up with a buyback or other resolution.

Term

tire pressure monitor

A tire pressure monitor tells you when one or more tires aren’t properly inflated. They’re saying the example wasn’t something as straightforward as that—it was a smaller system issue.

Term

credit

A credit is basically a discount or allowance the dealer gives you to help cover costs. In the story, it was offered to make things right when the problem couldn’t be resolved the usual way.

Dodge Ram
Car

Dodge Ram

A Dodge Ram is a pickup truck made for work and towing, and it’s also used for regular driving. The podcast mentions a 2012 model because people shopping at auctions want to know what problems to look for and whether it’s a good buy.

Term

VIN number

The VIN is like the car’s fingerprint. It can tell you exactly which version of the car you’re looking at, including the engine and transmission, even if the listing doesn’t say.

Term

VIN decoders

VIN decoders are websites that take a car’s VIN number and tell you what that vehicle is. You can use it to figure out things like the engine type, even if you don’t know the owner.

Term

Hemi

“Hemi” is a nickname for a type of V8 engine design. The hosts are using it to guess whether the truck has a V8 and to set expectations for how it should sound and run.

Term

5-7

“5-7” means a 5.7-liter engine. The hosts are using the engine size to figure out which version of the truck you’re looking at.

Concept

pre-purchase start-up noise check

Before you buy, start the engine and listen carefully—especially when it first turns on. Weird rattles or tapping can be a warning sign that something inside the engine may be worn.

Term

cam issue

The camshaft controls when the engine’s valves open and close. If the engine makes loud top-end noises, it could mean the camshaft (or something tied to it) is worn or damaged.

Term

51,000 miles

Mileage tells you how much a vehicle has been driven. The hosts are saying 51,000 miles is relatively low, so if it’s making bad noises, that’s more suspicious than if it had very high mileage.

Concept

estate sale

An estate sale is basically selling someone’s stuff when they’re no longer able to keep it. With a truck, it can sometimes mean the previous owner took good care of it, but you should still check it and confirm maintenance before buying.

Concept

fleet truck

A fleet truck is used by a business (like delivery or service work) and tends to rack up miles quickly with more standardized maintenance. Fleet vehicles can be fine, but they’re more likely to have been driven hard or have less personal care than a privately owned truck.

Concept

low miles

“Low miles” means the truck hasn’t been driven much. That sounds good, but it doesn’t automatically mean the truck is problem-free—maintenance matters just as much.

Term

cam problems

“Cam problems” means something is wrong with the engine’s camshaft, which helps control when the engine’s valves open and close. If the cam or related parts fail, the engine can run poorly or even stop working, so it’s a big thing to check before buying.

Concept

pre-purchase start-up check

Hearing a truck start up before buying is a practical diagnostic step because it can reveal issues like hard starts, misfires, or abnormal noises. The speaker connects this to past experiences with “cam problems,” implying that a quick start test can catch serious red flags.

Term

dipstick

A dipstick is used to check the transmission fluid level and sometimes its condition. The speaker is emphasizing that you should verify the level and look for signs of trouble (like unusual color or odor).

Concept

low-mileage search online

Searching online for a specific truck with a stated mileage is a way to validate pricing and identify similar listings. It can also help you compare options, but you still need to inspect the specific vehicle in person because mileage alone doesn’t confirm condition.

Concept

Saskatchewan, Canada

Saskatchewan is a Canadian province known for cold winters, which can affect vehicle wear (especially rust and battery/starting behavior). Location matters when evaluating used trucks because climate and road salt can change the risk profile.

Term

Color ID

“Color ID” is a code that tells you the exact paint color a car left the factory with. It helps you confirm you’re looking at the right color, especially on a used car. That can matter when you’re checking repairs or ordering matching touch-up paint.

Term

kilometers and not miles

They’re saying double-check the distance units on the car. Some cars show mileage in kilometers (km) instead of miles (mi). If you mix them up, you might think the car has more or less wear than it really does.

Term

dry startup

“Dry startup” means the car starts a little rough or noisy when it hasn’t been driven for a while. That can be because fluids haven’t circulated and pressures haven’t built up yet. If the noise keeps going after the engine warms up, that’s a warning sign.

2020 super duty
Car

2020 super duty

“Super Duty” is Ford’s heavy-duty truck line. A “2020 Super Duty” means a 2020 model year of that truck. The caller is talking about a diesel problem and how it relates to the fuel system.

Term

diesel

Diesel engines work differently than gas engines. Instead of spark plugs, they use high compression to ignite the fuel. Because of that, problems often show up in the fuel system and can affect how the engine starts and runs.

Term

lubricity product

A lubricity product is an additive you mix with diesel to help it “lubricate” the fuel system. Diesel components rely on that lubrication to reduce wear. If someone thinks the fuel is too “dry” or not slippery enough, they may try a lubricity additive.

Term

injector pumps

On a diesel, the injector pump is like the fuel “pressure maker.” It pushes fuel to the injectors so the engine can burn it. If the fuel isn’t slippery enough, the pump can wear out faster.

Part

injectors

Fuel injectors are the parts that deliver fuel to the engine. If something goes wrong in the fuel system, the injectors can get damaged too, and that’s why the repair bill can get very expensive.

Concept

fuel system contamination cascade

Sometimes one fuel part fails and then causes problems for other parts. Debris can travel through the fuel system and damage more components than you’d expect, which is why costs can snowball.

Part

high pressure pump

The high-pressure fuel pump is what forces fuel through the system at the right pressure. If it breaks, it can send debris downstream, which can then ruin other fuel parts like injectors.

Term

fuel additive

Fuel additives are aftermarket products added to the fuel tank to clean deposits, reduce buildup, and sometimes improve combustion. In this segment, the host frames the additive as a preventive investment compared with the cost of fuel-system repairs.

Term

aftermarket OEM replica wheels

These are replacement wheels made by a company other than the carmaker, but they’re designed to look like the original wheels. The benefit is that they may fit your car without extra adapters or special parts.

Term

TPMS sensors

TPMS sensors are the little parts that keep track of your tire pressure. If you change wheels, you want to make sure the sensors still fit and keep sending accurate pressure readings.

Company

Road Ready Wheels

Road Ready Wheels sells replacement wheels for cars. They carry different types of wheels (like aluminum and steel) and help you pick the correct ones for your vehicle using an online tool.

Term

wheels leak air

If your wheels leak air, your tires slowly lose pressure. That can make the car handle worse and can even be unsafe, so it’s a good idea to get it checked.

Part

aluminum alloy

Aluminum alloy wheels are made from aluminum mixed with other metals. They usually look nicer and don’t rust as easily as steel wheels, but they can cost more.

Part

steel wheels

Steel wheels are typically heavier but often cheaper and very durable for everyday use. They can be a practical choice if you’re replacing a damaged or rusty wheel, especially for drivers who prioritize cost and toughness over weight.

Concept

OEM looking wheel

An “OEM looking” wheel is an aftermarket wheel that tries to match the factory look. It’s meant to keep your car looking stock, but usually costs less.

Concept

vehicle selection tool

A vehicle selection tool helps match wheels to your specific car by using fitment information like bolt pattern, offset, and tire clearance. This reduces the risk of buying wheels that don’t fit correctly or require extra modifications.

Term

value coverage

“Value coverage” generally refers to how an insurer pays out based on the agreed or stated value of the vehicle, rather than only the lowest market value at the time of a claim. For collectors and classics, this can matter because replacement costs and market values can be unpredictable.

Company

Berkeley One Classics

Berkeley One Classics is an insurance company. They offer coverage for many kinds of vehicles and are pitching “value coverage” so you feel confident about how your vehicle is protected.

Company

BerkeleyClassics.com

BerkeleyClassics.com is mentioned as a place to go for help with automotive needs. The ad mainly tells you to call a number for assistance.

Company

car-part.com

Car-part.com helps you find used car parts online. It connects you with junkyards/recyclers and can show which parts will fit your car.

Term

fit your car

“Fit your car” means the part will actually work on your exact vehicle. Even if two cars look similar, parts can differ by year or version.

Concept

recycled parts

Recycled parts are used parts taken from cars that are no longer on the road. They can be cheaper and are often better for the environment than buying brand-new parts.

Company

motor medics

“Motor medics” is the show’s name for the help/support part of the program. They give a phone number so you can reach them.

Concept

collector car coverage

Collector car coverage means special help for classic cars—either insurance or information that fits how enthusiasts actually use and protect them. Regular car insurance usually isn’t built for the way classics are valued and driven.

Concept

deferred maintenance

If a car hits something like a deer, it can cause hidden damage even if the car still drives. Getting it inspected soon helps prevent bigger problems later.

Concept

fluid on the ground

Spotting fluid on the road is a key diagnostic clue because different fluids point to different systems (coolant, oil, transmission fluid, power steering fluid, etc.). The host is suggesting checking the scene for leaks to understand whether the vehicle had a mechanical failure or just visible damage.

Concept

CSI in my head

They mean they mentally “investigate” what caused the damage. Instead of assuming, they look for clues like where the car stopped, what broke, and what marks are left on the road.

Concept

deer hits

When a car hits a deer, it can look like the damage is just one part (like a headlight). But the impact can still cause other problems that aren’t obvious at first glance.

Concept

wheels locked up

If the brakes grab too hard, the wheels can stop turning and the car slides. That sliding can leave long skid marks and can help explain what happened even if nothing was visibly hit.

Concept

flat spots

Flat spots are when a tire gets damaged from sliding instead of rolling. It can leave noticeable marks and can help you understand how the car was moving when something happened.

Term

batteries in my key fob

Key fobs run on a small battery. If it’s getting weak, your remote might work sometimes but not others, or you may have to get very close to the car for it to respond.

Term

rear tail light full of water

If water gets inside a tail light, it can mess up the electrical connections. That can make other things in the car stop working or start acting weird, even if they’re not directly part of the tail light.

Term

side sensor came on

A sensor is a device that tells the car something’s happening. If it’s triggered by a wiring or water problem, the car may react by turning off or restarting other systems.

Concept

intermittent electrical faults causing multiple systems to cycle

Sometimes an electrical problem isn’t constant—it comes and goes. When that happens, the car’s computers can get confused and shut down several features at once, then bring them back later.

Part

harness

A harness is basically the car’s wiring bundle that connects sensors and lights to the rest of the car. If that wiring gets damaged or corroded, the car may think something is wrong and keep turning features on and off.

Term

reprogrammed

When you replace certain sensors or electronics, the car sometimes needs a software update so it “learns” the new part. Without that step, the car can keep throwing the same errors.

Term

sensor built right in the tail light

Some tail lights have sensors built into them. If water gets inside and damages that built-in sensor, you may need to replace the tail light assembly (or fix the sealing) rather than just the wiring.

Term

radar sensors in the tail

Radar sensors can be built into the rear lights to help the truck “see” what’s around it. If you replace the tail light, the truck may need to be told that the new sensor module is installed.

Term

program a tail light

Programming means the car has to “learn” the new tail light. Without that step, the lights or the sensors inside them may not work correctly.

Company

Ford Tech

A “Ford Tech” is a technician trained and equipped to use Ford’s tools. If the tail light needs special software updates, that kind of tech is often required.

Term

blind spot detector

A blind spot detector helps you avoid changing lanes into another car you can’t see. It uses sensors and will light up or warn you if it thinks something is wrong or if it can’t read the sensors correctly.

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