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Home >> Chevrolet >> 2023 >> Trailblazer RS, FWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Power Transfer Unit - AAM >> Specifications >> Fastener Specifications

Fastener Specifications

Single Use Non-Threaded Fasteners/Components

NOTE:

All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. 

Application
1. Power Transfer Unit Cover Housing Seal
2. Power Transfer Unit Face Seal
3. Power Transfer Unit Half Shaft Seal
4. Power Transfer Unit Input Shaft Seal
5. Power Transfer Unit Intermediate Drive Shaft Seal
6. Power Transfer Unit Output Shaft Seal
7. Power Transfer Unit Intermediate Drive Shaft Retainer
8. Power Transfer Unit Propeller Shaft Seal
Single Use Threaded Fastener/Component Tightening Specifications

NOTE:

All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. 

Application Specification
Metric (English)
Power Transfer Unit Drain Plug 40 N.m (30 lb ft)
Power Transfer Unit Fill Plug 40 N.m (30 lb ft)
Power Transfer Unit Extension Housing Bolt 38.5 N.m (28 lb ft)
Reusable Threaded Fastener Tightening Specifications

NOTE:

All fasteners listed in this table can be reused after removal. 

Application Specification
Metric (English)
Power Transfer Unit Heat Shield Bolt 9 N.m (80 lb in)
Power Transfer Unit Shift Actuator Bolt 9 N.m (80 lb in)
Power Transfer Unit Shift Actuator Bolt- Double End Stud 9 N.m (80 lb in)
Power Transfer Unit Vent Hose Connector 20 N.m (15 lb ft)