Cause  | Correction  | 
|---|---|
Inspect for proper gear oil levels prior to performing system diagnosis.  | |
Loose propeller shaft mounting bolts  | Tighten the bolts as required. Refer to Propeller Shaft Replacement.  | 
Loose mounting bracket  | Tighten the bracket bolts or replace the bracket as required.  | 
Loose transfer case-to-transaxle mounting bolts  | Tighten the mounting bolts as required.  |