Fluid Conditions

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: DO NOT replace the torque converter.

If transmission fluid is oxidized/discolored and no metal debris is found, but there is clutch fiber material, check transmission fluid. See CHECKING FLUID LEVEL & CONDITION under LUBRICATION in SERVICING - CENTURY & REGAL article.
If transmission fluid is contaminated with engine coolant/oil, replace the torque converter. See REMOVAL & INSTALLATION - CENTURY & REGAL article.
NOTE: DO NOT replace the torque converter for other transmission component damage.
If transmission fluid is contaminated with sludge/metal particles, check for pump damage, drive sprocket support damage, turbine/stator shaft damage and no damage found in transmission. Replace the torque converter if the following conditions were found. See REMOVAL & INSTALLATION - CENTURY & REGAL article.
If fluid leaks from torque converter, perform the powder/dye leak check. Replace the torque converter if there is a leak present at weld areas, hub surface is damaged or bushing is damaged. See REMOVAL & INSTALLATION - CENTURY & REGAL article.