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Ron Ananian, The Car Doctor - October 11, 2025 - Hour 2 - Battery Drains, Gear-oil Myths &  Two Diesels That Won’t Behave. - (855)560-9900 24/7 Hotline

Ron Ananian, The Car Doctor - October 11, 2025 - Hour 2 - Battery Drains, Gear-oil Myths & Two Diesels That Won’t Behave. - (855)560-9900 24/7 Hotline

Ron Ananian The Car Doctor Oct 11, 2025 34 min
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About this episode

Ron Ananian tackles a variety of automotive issues in this episode, including troubleshooting battery drains, dispelling gear-oil myths, and discussing two troublesome diesel vehicles. Listeners hear a detailed call about diagnosing a battery drain in a 2002 Dodge, with insights on using multimeters effectively. Ron also addresses concerns about transmission fluid types for a 1999 Nissan Sentra and offers advice on maintaining older diesel engines. The episode is packed with practical tips and real-world experiences, making it a valuable resource for DIY mechanics.

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Technical Too Afraid to Ask
Term

multimeter

"And then I'm checking with my multimeter, digital multimeter from negative post to the negative ground cable."

A multimeter is a tool that helps you measure electricity. It can tell you how much voltage or current is in a battery or electrical system.

Term

DC amps

"Yeah, DC amps."

DC amps measure how much electricity is flowing in a circuit that uses direct current. It's useful for checking how much power a battery is using.

Car

Nissan Sentra

"I called you a couple of weeks ago about putting a clutch in a 99 Nissan Sentra. Got a follow-up question."

The Nissan Sentra is a small car that many people use for everyday driving. The 1999 version is known for being reliable and easy to maintain.

Term

GL4

"The service manual calls for ADW90 GL4. I can find GL4, but there's a lot more GL5 around."

GL4 is a type of oil used in car transmissions. It helps protect the gears and is safe for the metals inside the transmission.

Car

Ford Ranger

"...my 97 Ford Ranger, you know what fluid that calls for? ATF."

The Ford Ranger is a small truck that is strong and useful for carrying things. The 1997 version is one of the older models that many people still like.

Term

ATF

"...that calls for? ATF."

ATF is a special fluid used in cars with automatic gear systems. It helps the car change gears smoothly and keeps the parts working well.

Term

GM Synchromesh

"...do you know what's in it? GM Synchromesh."

GM Synchromesh is a fluid used in some car gear systems to help them shift smoothly. It's made for certain General Motors cars.

Term

DOT4 brake fluid

"You know, like brake fluid, DOT4, supersede, it's always backwards compatible. Yes, 100%."

DOT4 brake fluid is a special liquid used in car brakes. It helps the brakes work better, especially when they get hot. It's better than some other types of brake fluid because it can handle higher temperatures without breaking down.

Part

Tremec five-speed

"...the Tremec, the Tremec five speed that's in the hot rod, they want, they want automatic trans fluid in that."

The Tremec five-speed is a type of manual transmission that allows you to change gears in a car. It's often used in sports cars because it's strong and helps the car perform well.

Part

filler plug

"...the drain plug and the filler plug on this thing, although I've got a set of drain plug sockets, they're still a little buggered up..."

A filler plug is a part that you use to put fluids into your car, like oil or transmission fluid, when you need to refill them.

Part

drain plug

"...the drain plug and the filler plug on this thing, although I've got a set of drain plug sockets, they're still a little buggered up..."

A drain plug is a small part that lets you take out fluids from your car, like oil or transmission fluid, when you need to change them.

Term

manual transmission

"...Any source for drain plugs and filler plugs on a manual transmission?"

A manual transmission is a system in a car that lets you change gears yourself using a stick and a pedal, giving you more control over how the car drives.

Part

clutch

"Nothing in the clutch series. The only thing they've got is the pilot bushing."

A clutch is a part in a car that helps the driver change gears, especially in cars with manual transmissions.

Part

pilot bushing

"The only thing they've got is the pilot bushing. They got absolutely no clutch parts."

A pilot bushing is a small part that helps keep the car's transmission aligned with the engine, making it easier to change gears.

Company

Dorman

"Dorman does make a very good set of drain plugs and assortments. And, you know, you've got to find an auto parts house that's still got the Dorman trays out front..."

Dorman is a company that makes car parts. They are known for making replacement parts that help keep cars running well, like drain plugs that help manage fluids in the car.

Brand

Dodge

"But we'll talk about that a little bit if we have time. But just be aware, First Brands Group is in bankruptcy. And that's going to infect the entire automotive aftermarket. John, Connecticut, 22 Prius."

Dodge is a car brand from the United States that makes sporty and powerful cars.

Car

Toyota Prius

"John, Connecticut, 22 Prius. What is going on here?"

The Toyota Prius is a type of car that uses both gas and electricity to run, which helps it save fuel and reduce pollution.

Term

CVT transmission

"...you should really change the CVT transmission oil. Yes, correct."

A CVT transmission is a special kind of automatic transmission that can adjust its gears smoothly without the usual steps. This helps the car accelerate smoothly and can save fuel.

Term

backup camera

"It's great because it's got all these sensors in the backup camera. I never had all this stuff before, you know?"

A backup camera is a small camera on the back of a car that shows what's behind you when you're trying to park or back up. It helps you see things you might not see in your mirrors.

Car

Ford F350

"The first one is a 1999 Ford F-350 Super Duty Power Stroke V8, a 7.3 liter."

The Ford F-350 Super Duty is a strong truck designed for heavy work, like towing trailers. It has a powerful diesel engine called the Power Stroke V8, which helps it carry heavy loads easily.

Term

diesel motor

"It's got a little in excess of 300,000 miles, but it's a diesel motor. Just broken in."

A diesel motor is a type of engine that runs on diesel fuel instead of gasoline. They are often used in trucks and buses because they last a long time and get better fuel economy.

Term

cranking RPM

"So is it that the cranking RPM is faster, that it gets it to start easier, or it's just that the battery has to be strong enough reliably to maintain cranking speed before it fires?"

Cranking RPM is how fast the engine turns when you try to start it. If it's too slow, the engine might not start properly.

Term

reserve capacity

"In other words, a starter is going to draw what it needs, and it has to have the reserve capacity to do so."

Reserve capacity is how long a car battery can keep working if the engine isn't running. It's important for starting the car and using electrical parts when the engine is off.

Term

oil fed injector system

"...now that's an oil fed injector system, meaning that they use cranking oil pressure to build fuel pressure on those engines..."

An oil fed injector system helps spray fuel into the engine by using oil pressure. This can make the engine run better and use fuel more efficiently.

Term

sludge

"...Do we have a, do we have sludge in the oil? One of the products we use in the shop from the folks at Hot Shot Secret..."

Sludge is a gooey mess that can build up in your engine oil as it gets old. If too much sludge forms, it can cause your engine to work poorly.

Company

Hot Shot Secret

"...from the folks at Hot Shot Secret, Stixion Eliminator, and you can take a look at some of their other diesel products, helps clean out, helps clean out sludge..."

Hot Shot Secret is a brand that makes special products for cars, especially diesel engines, to help keep them clean and running well.

Term

Stixion

"...I only learned what Stixion was within the last two years. It's kind of an interesting story, but the whole concept of Stixion is the sludge in the varnish and the debris in the grit that builds up in oil over time."

Stixion is a term for the gunk and dirt that can form in your engine oil as it gets older. This buildup can cause problems for your engine if not cleaned out.

Term

cranking speed

"...we're always worried about cranking speed, glow plug efficiency, and fuel system and intake cleanliness..."

Cranking speed is how fast the engine turns when you try to start it. It's important for getting the engine running, especially in diesel engines.

Part

glow plug

"...they're going to look at glow plug, do all the glow plugs work, and how are the injectors, what's the spray pattern?"

Glow plugs help diesel engines start more easily, especially in cold weather. They heat up the engine so it can run smoothly when you turn the key.

Car

Chevrolet Colorado

"...on a 2017 Duramax diesel Colorado pickup, I bought it with 91,000 miles, okay?"

The Chevrolet Colorado is a smaller pickup truck that can handle various tasks, like carrying cargo or towing. The 2017 version has a diesel engine option for better fuel economy.

5 cars featured

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