GM Service Manual Online
For 1990-2009 cars only

Cause

Correction

When accelerating the vehicle at low speed a shudder occurs.

Bolts are loose or missing at the flanges

Replace and/or tighten bolts to specified torque. Refer to Fastener Tightening Specifications .

The universal joint is worn

Replace the universal joint. Refer to Universal Joint Replacement - External Snap Ring .