GM Service Manual Online
For 1990-2009 cars only

Problem

Action

The transmission fluid was over filled at the factory.

  1. Check the transmission fluid level.
  2. Adjust the transmission fluid level as necessary.

Refer to Transmission Fluid Level Inspection .

The transmission vent or vent hose is plugged.

Clear or replace the transmission vent or vent hose.

Refer to Transmission Vent Tube Replacement .