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:

    â€¢ The fluid level is high or low. Refer to Transmission Fluid Check .
    â€¢ The engine performance.
    â€¢ The TV Cable adjustment. Refer to Automatic Transmission Throttle Valve Cable Adjustment .
    â€¢ The shift select cable adjustment.
    â€¢ Internal fluid leaks. For complete 03-72LE, 4-speed automatic transmission unit repair procedures, refer to the Transmission/Transaxle/Transfer Case Unit Repair Manual.
    â€¢ The electrical system. Refer to Automatic Transmission Controls Schematics .
    â€¢ 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.