Fluids Archives - UnderhoodService
Why Does Engine Coolant Need Replacement?

Two specifications can be used to justify replacement — the condition of the additive package & the freezing point.

Auxiliary Cooling Pumps

An auxiliary cooling pump’s primary function is to circulate warm coolant to the heater core.

Two Lubegards Are Better Than One

Lubegard Synthetic ATF Protectant and Instant Shudder Fixx work better, faster, and longer together to stop torque converter clutch shudder (TCC shudder).  Both products are effective on their own, but when used together they provide not only a long-term solution for TCC shudder but also offer complete protection for transmissions. Since the 1980’s lockup torque convertors

VIDEO: Power Steering Pump Flush And Fill

Debris in power steering fluid is the primary cause of power steering system failure. This video is sponsored by CARDONE.

Lisle Adapt-a-Cap Ideal for Servicing Hard-To-Reach Fluids

Adapt-a-Cap eliminates the need for external pumps, hoses or funnels to transfer fluids, and helps prevent spills and messes.

JohnDow Industries Introduces Line Of Fluid Extractors

JDI says the three new extractors provide a clean, fast and simple way to evacuate a wide range of fluid types.

VIDEO: Gasket And Fluid Compatibility

Andrew Markel discusses how gasket life can be maximized by using fluids that are compatible with it without early degradation. Sponsored by MAHLE.

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VIDEO: Washer Fluid As A Hygiene Item

Andrew Markel discusses windshield washer fluid, and how it can be considered a hygiene item for a vehicle. Sponsored by Auto Value and Bumper to Bumper.

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Winter Maintenance Tips From Some of America’s Coldest Cities

Staying on top of your inspections is important, but there are some parts of the U.S. where winter maintenance takes on a new level of importance.

Remember the Filters During an AutomaticTransmission Fluid Evacuation Service

Fluid evacuation systems in the automatic transmission service industry are commonly being used in lieu of traditional transmission service methods. The use of this method to replace the transmission fluid is a clean, efficient and safe way to remove hot oil from a transmission. However, there are some risks to doing a fluid evacuation service.

Transmission Filter service tips
Diesel Exhaust Fluid: Not Just a Heavy-Duty Application

You may notice a new product on the parts store shelf that goes by the name Diesel Exhaust Fluid (DEF) and is helping diesels of all sizes meet more stringent emissions standards. DEF is not just a heavy-duty- or import-only product. It’s being used in vehicles ranging from 1.8-L to 7.0-L diesel engines. Early applications

What is Diesel Exhaust Fluid