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 propeller shaft yoke or the differential pinion nut is loose.  | Tighten the rubber coupling to propeller shaft yoke retaining bolt and nuts and/or the pinion nut to specified torque. Refer to Fastener Tightening Specifications .  | 
The rubber coupling is damaged.  | Replace the rubber coupling. Refer to Rear Propeller Shaft Coupling Replacement .  | 
The rubber coupling to propeller shaft retaining bolts and nuts are loose.  | Tighten the bolts to specifications. Refer to Fastener Tightening Specifications .  | 
The rubber coupling is damaged.  | Replace the rubber coupling. Refer to Rear Propeller Shaft Coupling Replacement .  | 
The center bearing is damaged.  | Replace the center bearing. Refer to Propeller Shaft Center Support Bearing Replacement .  | 
The universal joint is worn or damaged.  | Replace the complete propeller shaft. Refer to Propeller Shaft Replacement .  |