GM Service Manual Online
For 1990-2009 cars only

The condition of an automatic transmission not operating properly may be influenced by one or a combination of the following items:

    • The fluid level is high or low. Refer to Automatic Transmission Fluid and Filter Replacement .
    • The engine performance.
    • The TV Cable adjustment. Refer to Automatic Transmission Throttle Valve Cable Adjustment in this section.
    • The shift select cable adjustment.
    • Internal fluid leaks. For complete 03-72LE, 4-speed automatic transmission unit repair procedures, refer to the Transmission/Transaxle/Transfer Case Unit Repair Manual.
    • The electrical system.
    • The transmission or other mechanical components. For complete 03-72LE, 4-speed automatic transmission unit repair procedures, refer to the Transmission/Transaxle/Transfer Case Unit Repair Manual.