GM Service Manual Online
For 1990-2009 cars only

Cause

Correction

A ping, snap, or click is usually heard on initial load after the transmission is in gear, either forward or reverse.

Upper and lower control arms have loose bushing bolts.

Tighten bolts to specified torque. Refer to Fastener Tightening Specifications .

A loose fixed yoke or companion flange

Tighten bolts and pinion nut to specified torque. Refer to Fastener Tightening Specifications .

Worn or damaged universal joints

Replace universal joints. Refer to Propeller Shaft Replacement .