Ping, Snap, or Click Noise

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.

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.
A loose pinion yoke or companion flange	Tighten the bolts and the pinion nut to specified torque. Fastener Specifications
Loose rubber coupling	Tighten the bolts to specified torque. Fastener Specifications
One or more of the joints are worn or damaged	Replace the propeller shaft assembly. Front Axle Propeller Shaft Replacement (L3B) , or Front Axle Propeller Shaft Replacement (LSY) Propeller Shaft Replacement (LSY, RWL) , or Propeller Shaft Replacement (L3B, RWL) , or Propeller Shaft Replacement (L3B, F46) , or Propeller Shaft Replacement (LSY, F46) , or Propeller Shaft Replacement (LF4, MHU) , or Propeller Shaft Replacement (LF4, MG9)
Heat shield interference	Eliminate interference.