The call has gone out by the government to increase fuel mileage, and the automotive industry designers have answered. First, it was lock-up converters. Then...
The Dodge 62TE solenoid pack is expensive to replace; too expensive to replace on every rebuild. But are you replacing them because they’re bad or just...
I have been a transmission rebuilder for most of my automotive career. I enjoy it best because solving the problems these marvelous puzzles present brings me...
This is for the guys who work on the big boys: trucks of course. But you can apply this technique to any vehicle; this one is just a big truck. So we’re...
In this article, we’re going to take a look at some of the basic diagnostic and repair procedures for GM’s AF50 transmission. As always, having the right...
In this issue of “Keep Those Trannys Rolling”, we’re going to take a look at a 2010 Ram 5500 Cab and Chassis truck that was having erratic transmission...
Probably the toughest kinds of problems to fix are the ones you can’t see. Sometimes the actual cause of the problem is buried or hidden where you can’t...
In this issue of “Keep Those Trannys Rolling”, we’re going to take a look at a 2017 Ford F150 Raptor that was experiencing a “rumble” sensation at...
Last October, I was lucky to spend a few days with Bob Warnke, the Vice President of Technical Development at Sonnax Corporation. He did the big 13+ hour drive...
Automobile manufacturers are exploring every way possible to make vehicles more fuel-efficient. Powertrain management strategies are tailored with this in...
Technology continues to change the nature of automatic transmissions. With Continuously Variable Transmissions (CVTs) and Direct Shift Gearboxes (DSGs)...
The Dodge RFE transmission series began in 1999. It was first introduced as a 4-speed and called the 45RFE. A few years later Dodge modified the computer...
A Toyota Tundra, equipped with a 5.7L engine and an AB60E transmission, was dropped off with a complaint of no 5th and 6th gears. A road test revealed the...
Understanding and diagnosing today’s domestic all-wheel drive systems can be quite intimidating. They’re designed to operate in conjunction with many of...
For decades, we’ve seen mass airflow sensors (MAF) on the vehicles that we service every day. Most technicians are aware of the function of the MAF sensor...
Many shops are seeing increasing numbers of 8L90 and 8L45 transmission related concerns showing up at their front door.
The 8L90 applications were introduced...
Let’s take a look at some of the changes GM made with the Aisin 8-speed FWD.
One of the first things that’s different is GM integrated the park neutral...
In 2020, Ford motor company introduced the 10R140 ten speed automatic transmission for the Super Duty F-series trucks all the way up to the F-600. This unit...
We recently had a Ford 6F35 with a lock-up malfunction code come into the shop. The torque converter clutch seemed to be working on the test drive, but the...
The Toyota/Lexus U880E was first introduced in the 2013 Lexus RX350 Sport. Since then, it’s become quite popular: It’s currently being used by BMW since...