Automatic Transmission Common Issues
Common Issues
Section titled “Common Issues”Harsh Shifting
Section titled “Harsh Shifting”- Cause: Old ATF, adaptation values need reset
- Fix: Fluid change, adaptation reset with diagnostic software
Slipping
Section titled “Slipping”- Cause: Low fluid, worn clutch packs Fix: Check fluid level
Limp Mode
Section titled “Limp Mode”- Cause: Electrical fault, solenoid failure
- Symptoms: Stuck in 3rd gear
- Fix: Scan for fault codes
Delayed Engagement
Section titled “Delayed Engagement”- Cause: Low fluid, worn seals
- Fix: Check fluid level
Torque Converter Shudder
Section titled “Torque Converter Shudder”- Cause: Worn lockup clutch
- Symptoms: Vibration at highway speeds
- Fix: Torque converter replacement or rebuild