

Automatic Transmission
ZF8HP55 transmission
Sonnax has a set of vacuum diagrams for the ZF8HP55 transmission.
Sonnax has a set of vacuum diagrams for the ZF8HP55 transmission.
John Griffin confronts a 5R55E unit with oil-pan bolts wiggling such that the pan is shifted past the mating surface...
Terry Greenhut gives suggestions for managing money. One important rule: avoid a tax audit.
Ed Lee presents a two-part project about the ins and outs of torque converters, starting with the outs.
“Over time, Randy [Lyman] built our company to have many different brands,” says RANDYS Worldwide Automotive Marketing Director Neal Hollingsworth....
If the transmission happens to shift early after the coarse adjustment, grab the cable adjuster so it doesn’t move, and...
Jennifer Porter asks: Who’s telling your brand story? You can’t control what is being said, you can lead it.
In This Issue RE5R05A 3rd-to-4th design valve body: Changes due to new TCM programming Dodge Challenger with NAG 1 transmission:...
Wayne Colonna illustrates the odd issues that pop up with valve body bolt lengths with an example of Toyota’s U660.
The most common reasons a manual transmission failed are lack of lubrication, incorrect lubrication and improper or no clutch release.