Shudder or Vibration During Acceleration

If a shudder or vibration is detected during acceleration, check for the following conditions:
1. An excessive joint angle.
1.1. An excessive toe. Refer to Front Toe Adjustment in Wheel Alignment.
1.2. Incorrect trim height. Refer to Trim Height (Measurement Locations).
2. Worn or damaged inboard or outboard joints.
3. A sticking spider assembly (Tri-Pot).
4. An undiagnosed vibration.