To handle great amounts of horsepower generated by large-displacement engines, a vehicle requires a robust and solid transmission to ensure it can effectively distribute said power to the wheels. That ...

The 4L80E is a truck automatic transmission that was introduced by GM in the early '90s. It basically uses many of the same internal components as the TH400 but has an overdrive Fourth gear and uses ...

With their debut in the 1990s, GM's 4L60E and 4L80E transmissions reveal some of their differences –- and similarities –- right in their names. The "4" and "L" respectively refer to the number of ...

This 1997 Chevy Suburban has a 5.7-liter engine, 6-inch suspension lift, and 35-inch tires. The truck is regularly used off-highway and to tow trailers. It also has a propensity for killing its 4L60E ...

For the better part of the 20th century and much of the 21st, General Motors has been one of the largest automobile manufacturers in the world. The company has long been known for building tough, ...

Our 5,400-pound, 400hp 4x4 has chewed through no less than four 4L60E four-speed automatic transmissions in less than a decade. The failures have included: a smoked torque converter clutch, which ...

Adrian has been engaged in automotive media and content creation since 2016, starting as an independent content creator in his spare time, before joining the CarBuzz Team as a writer in April 2024. A ...