GM Service Manual Online
For 1990-2009 cars only

Ping, Snap, or Click Noise CTS

Checks

Action

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

The fixed yoke or the pinion yoke is loose.

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

One or more of the universal joints are worn or damaged.

Replace the driveshaft complete.

Ping, Snap, or Click Noise CTSV

Checks

Action

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

The fixed yoke or the pinion yoke is loose.

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

Heat shield rubbing

Correct the interference as necessary.