Transmission Digest

07/27/2026

One of the issues ATSG runs into on these older vehicles is finding the information we need to handle the call. They had a 2001 Isuzu NQR equipped with a 450-43LE transmission which had a complaint of being stuck in failsafe. Here's the story:

We had a 2001 Isuzu NQR equipped with a 450-43LE transmission which had a complaint of being stuck in failsafe.

07/22/2026

Every 10-speed rebuild needs latch valve attention. Here's why:

Latch valves are yet another area well worth your time to make part of the routine 10-speed rebuild process.

07/20/2026

It's important to look at the solenoid application chart to see if a particular solenoid is Normally Vented, or Normally Applied. Read our latest Technically Speaking column for an example:

Only one of the solenoids in this Kia Sedona was Normally Vented, while the other three were Normally Applied.

07/16/2026

We’ve seen warranty claims on Nissan RE0F10D CVT units that showed no internal problem at teardown, which raised a difficult question: were some of these failures really transmission failures at all?

Read on to find out:

We’ve seen warranty claims on Nissan RE0F10D CVT units that showed no internal problem at teardown, which raised a difficult question.

07/14/2026

501 Performance/Perfect Converter found success tailoring to a new type of customer. In our latest cover feature, we told their story:

501 Performance/Perfect Converter found success tailoring to a new type of customer. Here's their story.

07/07/2026

Here's a sneak peek 👀 at what's coming in the July issue of TD — it's on its way to subscribers now!

07/01/2026

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ASE Certifications

06/29/2026

At the TCRA conference a few weeks ago, Bob Warnke, consultant and longtime industry staple, gave a presentation on some of the problems caused by towing heavy trailers, specifically with mid-size SUVs. And he stopped his presentation and said, “Bobby Mace, this would be a good thing to cover in Powertrain Perspective.” And so, here we are today.

Watch the full conversation:

At the TCRA conference a few weeks ago, Bob Warnke, consultant and ...

06/18/2026

Be sure to check out the digital edition of our June issue, available for your perusal here:

The interactive and easy-to-use digital edition of Transmission Digest’s June issue is ready for viewing now.

06/16/2026

Salt Lake City served as the backdrop for this year’s Torque Converter Rebuilders Association seminars and conference held April 30 through May 2. The annual event includes tours, social events and educational seminars. Take a look at our photo gallery and recap here:

A photo gallery and recap of TCRA 2026, which brought the torque converter industry together in Salt Lake City, April 30 through May 2.