July 2021 Archives - Transmission Digest
Remanufacturing Is Surging

“Reman” has been around since the early days of automatic units, but the use of remans has exploded in the past 20 years.

ZF9HP48, 948TE Line Pressure Control and Diagnostics

The units are utilized in the Acura TLX and MDX, Chrysler 200 Fiat, Honda CR-V, Jeep Cherokee KL and Renegade, Range Rover, and Land Rover, to name a few.

A 5R110W With Transmission Overheating

A laser gun was used to check the temperature of the oil pan sump, confirming an overheating condition did exist.

Taking It Up A Notch

Few people have spent more time with torque converters than Joe Rivera of ProTorque Performance Products. Joe tells us he started working with transmissions at the age of 12. His father, Joe Sr., operated one of the earliest Lee Myles shops on Long Island. Last month, we discussed the profitability potential for transmission shops that

Recalibrating Nissan CVT8

Over the last decade and a half, the industry has become very familiar with the Nissan/Jatco CVT. The market has been flooded with these affordable commuter and passenger cars providing impressive fuel economy. It is partly achieved through the efficiency of these transmissions, but they also have become known for failing within 100,000 miles. These

Lube On Demand Valve Kit

Transtar has announced the 6T31-6T51 (6T40 Generation 3) Lube On-Demand Valve Kit. This drop-in kit reroutes fluid to a sleeved limit valve for proper cooler/lube flow and includes an O-ring to seal the path that previously allowed valuable converter feed pressure to exhaust.

Sherlock Holmes Approach to an AB60 No-Move Situation

The effectiveness in diagnosing automatic transmission malfunctions is an art form. Although there are similarities among the wide varieties of transmissions on the road, each transmission has its own peculiarities. Aside from having mechanical, hydraulic, and electrical hardware systems to contend with, software/programming issues and various vehicle platforms make diagnostics much more difficult.  Using scopes provides

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