What to do when the RPM of the Buick GL8 increases but the speed does not?

[AubreeFitz]

When the RPM of the Buick GL8 increases but the speed does not, the cause of the fault should be checked and repaired in time. The reasons and solutions for the RPM of the Buick GL8 increasing but the speed not increasing are: 1. The automatic transmission is slipping. The vehicle should be maintained in time. 2. The oil level of the automatic transmission hydraulic oil is too low or too high. The oil level should be adjusted in time. 3. The car's transmission is faulty. The car's transmission should be inspected and repaired in time. Additional information: 1. The Buick GL8 is a classic top-tier MPV under the Buick brand, equipped with a 3.0L-VVTV6 engine, with a maximum horsepower of 178 and a top speed of 168 km/h. 2. The body dimensions of the Buick GL8 are 5256mm in length, 1878mm in width, and 1776mm in height, with a wheelbase of 3088mm.