Diagnostic Aids
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.
It is possible to have a 2nd or 3rd gear ratio depending on the type of malfunction.
If DTC P0756 is cleared, then will not reset when the vehicle is driven, some of the following conditions may exist:
- Fluid contamination.
- Plugged fluid circuits.
- Restricted fluid circuits.