High fluid level
Fluid levels above the normal operating range may result in transmission failure. An overfill condition of transmission fluid may cause shift and/or engagement concerns and/or possible damage to the transmission.
High fluid levels can be caused by an overheating condition.
See also:
Driving style — good driving and fuel economy habits
Give consideration to the lists that follow and you may be able to change
a number of variables and improve your fuel economy. ...
Adding engine coolant
When adding coolant, make sure it is a 50/50 mixture of engine coolant
and distilled water. Add the mixture to the coolant reservoir, when the
engine is cool, until the appropriate fill level is o ...
Maintenance and modifications
The suspension and steering systems on your vehicle have been designed
and tested to provide predictable performance whether loaded or empty
and durable load carrying capability. For this reason, ...