Line Pressure Instability
WARNING: This page is about a different car, the 2003 Saturn Vue and 2002 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
The following are possible causes and corrections for this condition:
- The drive sprocket has worn or broken teeth causing the drive link assembly to jump teeth - replace drive sprocket.
- The driven sprocket has worn or broken teeth causing the drive link assembly to jump teeth - replace the driven sprocket.
- The transaxle oil cooler lines and/or transaxle oil cooler line bypass valve is clogged or not functioning correctly - replace transaxle oil cooler lines.
- The variable drive pulley assembly is leaking more than specification - replace variable drive pulley assembly.
- The variable driven pulley assembly is leaking more than specification - replace the variable driven pulley assembly.