Journal

Choosing transmission fluid for an older Mercedes-Benz is less about finding the most expensive bottle and more about matching the fluid to the gearbox. A…

Transmission fluid is easy to overlook until a vehicle starts shifting poorly. A quick look at the fluid can reveal useful clues about age, heat exposure,…

The Nissan Altima runs a continuously variable transmission rather than a conventional geared automatic, which means it relies on a specially engineered…

Draining a transmission's pan is one of those service jobs that turns up in every ute or sedan owner's diary sooner or later. Whether you're a weekend tinkerer…

Many Australian drivers notice their vehicle behaving oddly under load — the revs climb without a matching surge of speed, or a faint judder creeps in when…

The ZF 8HP automatic gearbox has earned a strong reputation for shift quality, fuel efficiency, and torque-handling capability, which is why it appears in…

Manual gearboxes are often the most neglected part of a drivetrain, particularly among weekend road-trippers clocking up kilometres between Sydney and the…

Automatic transmissions generate substantial heat when a vehicle is towing, climbing hills, carrying a heavy load, or moving slowly through traffic. A…

The GM 8L90 eight-speed automatic sits behind General Motors' most capable vehicles, from the Chevrolet Silverado 1500 to the Camaro ZL1. Its wide gear ratio…

Modern automatic gearboxes are increasingly sealed units, leaving many Australian drivers puzzled about how to check transmission fluid without a dipstick.…