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#2602: Lincoln Logs or a Lincoln Continental?

#2602: Lincoln Logs or a Lincoln Continental?

The Best of Car Talk Jan 06, 2026 37 min
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About this episode

A lively discussion unfolds as the Tappet Brothers explore the philosophical implications of automatic transmissions, humorously linking them to societal laziness. They tackle a listener's dilemma involving a daughter's car repair mishap, where a dealership forgets to install a radiator, leading to concerns about engine damage. The brothers provide practical advice on handling the situation. The episode also features humorous anecdotes and a puzzler about a fire truck race, showcasing the brothers' signature blend of automotive wisdom and comedic banter.

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Technical Too Afraid to Ask
Brand

Mercedes-Benz

"Well, I will say that the good folks at Mercedes-Benz have done their little bit to negate the negative effects of the automatic transmission by making the radios and the heater controls impossible to understand."

Mercedes-Benz is a famous car brand from Germany that makes luxury cars. They are known for their high-quality engineering and advanced technology.

Term

automatic transmission

"Well, I will say that the good folks at Mercedes-Benz have done their little bit to negate the negative effects of the automatic transmission by making the radios and the heater controls impossible to understand."

An automatic transmission is a system in cars that changes gears automatically, so the driver doesn't have to do it manually. This makes driving easier, especially in traffic.

Car

Toyota Camry

"She called me last Thursday and said that her car was running a little warm. It's a 92 Toyota Camry."

The Toyota Camry is a popular car that many people use for everyday driving. The 1992 version is known for being dependable and easy to maintain.

Part

radiator

"she notices that the radiator's bubbling in the front. She said, what's that? And they said, oh, it looks like a crack in your radiator."

The radiator helps keep the engine cool by circulating coolant. If it gets damaged, it can cause the engine to overheat.

Term

overheating

"If it turns out that the thing begins to burn in an inordinate amount of oil, which is entirely possible, because that's one of the things that happens when you badly overheat an engine."

Overheating happens when an engine gets too hot, which can cause serious problems. It can be caused by things like not having enough coolant or a broken cooling system.

Term

temperature gauge

"...because the temperature gauge wouldn't work without cooling it in the system. If that sensor isn't immersed in water, it won't read."

A temperature gauge shows how hot the engine is running. If it gets too high, it can mean the engine is overheating, which is not good.

Car

Chevy Lumina

"Jeff's 97 Chevy Lumina was making a three stooges type of noise when he applied the brakes."

The Chevy Lumina is a car made by Chevrolet that was popular in the 1990s. It was known for being roomy and comfortable for families.

Part

brake pad

"...the warped part of the disc is coming around, it is slapping at the brake pad and moving it in the caliper bracket and giving you the bup, bup, bup, bup, bup noise."

Brake pads are parts of your car's brakes that push against the wheels to help stop the car. If they are damaged, they can make noise and not work well.

Part

caliper bracket

"...moving it in the caliper bracket and giving you the bup, bup, bup, bup, bup noise. You can find this out by, if it is the front, you can take it to your repair shop..."

The caliper bracket is a part that holds the brake caliper, which squeezes the brake pads against the wheels to stop the car. It helps keep everything in the right position when you brake.

Part

disc rotor

"...that it was caused by a warp disc rotor, that it was occasionally slapping against the pad."

The disc rotor is the flat metal part that the brake pads squeeze against to stop the car. If it's warped, it can cause noise and make it harder to stop smoothly.

Part

CV joint

"What it was was the CV joint. Had a crack in it."

A CV joint is a part of the car's drive system that helps the wheels turn while the car goes up and down on bumps. If it gets damaged, it can cause problems with how the car drives.

Term

traction control

"So the clicking I was hearing was actually the traction control kicking in."

Traction control is a system in cars that helps keep the wheels from spinning too much when you accelerate. It helps the car stay stable and not slide around, especially on wet or slippery roads.

Term

ABS

"...because what the ABS does is it detects a difference in speed among the different wheels."

ABS is a safety feature in cars that helps prevent the wheels from stopping completely when you brake hard. This helps you steer better and avoid skidding.

Car

Pontiac Grand Prix

"In 1999, Coniac Grand Prix, drove it from Los Angeles up to Big Sur and was up there."

The Pontiac Grand Prix is a type of car made by the Pontiac brand. The 1999 version is known for being stylish and having good performance.

Term

oil light

"...and the oil light came on."

The oil light is a warning light on the dashboard of a car. It tells you if there is a problem with the oil, which is important for keeping the engine running well.

Part

exhaust manifold

"...is by not spilling the oil on the hot exhaust manifold. That is the only part of the engine that's..."

The exhaust manifold is a part of the engine that helps get rid of the gases produced when the engine runs. If oil spills on it and the manifold is hot, it can catch fire, which is dangerous.

Term

ignition point

"...the ignition point, as we call it, of motor oil is somewhere around 750 degrees."

The ignition point is the temperature at which oil can start burning. For motor oil, this happens at about 750 degrees Fahrenheit.

Term

motor oil

"...the ignition point, as we call it, of motor oil is somewhere around 750 degrees."

Motor oil is a special oil that helps keep car engines running smoothly by reducing friction and cleaning the engine parts.

Term

steel manifold

"...running the car for 10 minutes is enough to get that steel manifold up to 750 degrees."

A steel manifold is a part of the engine that helps move air or exhaust gases. It's made of steel because it can handle high temperatures.

Part

cast iron manifold

"Not a cast iron manifold like cars of yesteryear had."

A cast iron manifold is another type of part that carries exhaust gases away from the engine. It's made from heavy iron, which makes it strong but also heavier than newer materials.

Part

muffler

"to get eventually to the muffler. And don't forget, if you spill just a drop of oil on there."

A muffler is a part of the car that helps make the engine sound quieter. It takes the loud noises from the exhaust and makes them less noticeable as they leave the car.

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