Fastener Specifications
WARNING: This page is about a different car, the 2022 Buick Envision. However, it is still accessible from the selected car via links, so may be relevant.
Power Transfer Unit Case and Components
| Callout | Component Name | Single Use Fastener/Component | Thread Locking Adhesive Required | Specification | Procedure |
|---|---|---|---|---|---|
| Metric (English) | |||||
| 1 | Power Transfer Unit Cover Housing Seal | Yes | - | - | Power Transfer Unit Case Assemble |
| 2 | Power Transfer Unit Intermediate Drive Shaft to Input Shaft Seal | Yes | - | - | Power Transfer Unit Case Assemble |
| 3 | Power Transfer Unit Face Seal | Yes | - | - | Power Transfer Unit Case Assemble |
| 4 | Power Transfer Unit Half Shaft Retainer Clip | Yes | - | - | Power Transfer Unit Case Assemble |
| 5 | Power Transfer Unit Half Shaft Seal O-Ring | Yes | - | - | Power Transfer Unit Case Assemble |
| 6 | Power Transfer Unit Idler Gear Shaft Tube O-ring- Rear | Yes | - | - | Power Transfer Unit Case Assemble |
| 7 | Power Transfer Unit Rear Output Shaft Seal | Yes | - | - | Power Transfer Unit Case Assemble |
| 8 | Power Transfer Unit Input Shaft Seal - Front | Yes | - | - | Power Transfer Unit Case Assemble |
| 9 | Power Transfer Unit Propeller Shaft Retainer | Yes | - | - | Power Transfer Unit Case Assemble |
| 10 | Power Transfer Unit Drain Plug | - | Yes | 40 N.m (30 lb ft) | Power Transfer Unit Case Assemble |
| 11 | Power Transfer Unit Fill Plug | - | Yes | 40 N.m (30 lb ft) | Power Transfer Unit Case Assemble |
| 12 | Power Transfer Unit Cover Housing Bolt | Yes | - | First Pass: 40 N.m (30 lb ft) Final Pass: 70 degrees |
Power Transfer Unit Case Assemble |
| 13 | Power Transfer Unit Case Bracket @Engine | - | - | 22 N.m (16 lb ft) | Power Transfer Unit Case Assemble |
| 14 | Power Transfer Unit Case Bracket @Engine | - | - | 58 N.m (43 lb ft) | Power Transfer Unit Case Assemble |
| 15 | Power Transfer Unit Case Bracket @Extension Housing | - | - | 22 N.m (16 lb ft) | Power Transfer Unit Case Assemble |
| 16 | Power Transfer Unit Shift Actuator Bolt | - | - | 9 N.m (80 lb in) | Power Transfer Unit Case Assemble |
| 17 | Power Transfer Unit Case@Transmission | - | - | 100 N.m (74 lb ft) | Power Transfer Unit Case Assemble |
| 18 | Power Transfer Unit Vent Hose Connector | - | Yes | 20 N.m (15 lb ft) | Power Transfer Unit Case Assemble |