For 1990-2009 cars

Transmission performance may be influenced by one, or more of the following items:

• | Fluid level high/low.

• | Engine performance.

• | Manual linkage adjustment.

• | Internal fluid leaks.

• | Electrical system.

• | Transmission or other mechanical component.

• | Vacuum Modulator System

These items should be checked and corrected, if necessary, before attempting transmission diagnosis.