LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 2022 >> Hummer EV >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Electric Drive Transmission (P79) >> Specifications >> Fastener Specifications
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Fastener Specifications

GM5830495Courtesy of GENERAL MOTORS COMPANY
Automatic Transmission Case and Associated Parts

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Housing Seal [3x] Yes - - Rear Electric Drive Transmission Module Overhaul 
2 Automatic Transmission Differential Carrier Baffle Bolt-M5 x 24.1 [4x] - - 8.5 N.m (75 lb in)
3 Automatic Transmission Fluid Cooling Exchanger Seal [2x] Yes - -
4 Automatic Transmission Fluid Cooling Exchanger Bolt-M6 x 30.65 [3x] - - 15 N.m (11 lb ft)
5 Drive Motor Housing Seal-Large Yes - -
6 Automatic Transmission Case Bolt-M10 x 75.75 [21x] - - Automatic Transmission Case Bolt Sequence 
GM5830497Courtesy of GENERAL MOTORS COMPANY
Automatic Transmission Differential Final Drive Pinion Gear Bearing Support Assembly - Left Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Automatic Transmission Differential Final Drive Pinion Gear Bearing Bolt-M25 x 37 Yes Yes 270 N.m (199 lb ft) Rear Electric Drive Transmission Module Overhaul 
GM5830499Courtesy of GENERAL MOTORS COMPANY
Automatic Transmission Differential Final Drive Pinion Gear Bearing Support Assembly - Right Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Automatic Transmission Differential Final Drive Pinion Gear Bearing Bolt-M25 x 37 Yes Yes 270 N.m (199 lb ft) Rear Electric Drive Transmission Module Overhaul 
GM5830503Courtesy of GENERAL MOTORS COMPANY
Center Support Components

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Automatic Transmission Differential Final Drive Pinion Gear Bearing Support Bolt-M12 x 40.8 [10x] Yes - Automatic Transmission Differential Final Drive Pinion Gear Bearing Support Bolt Sequence - Left Side  Rear Electric Drive Transmission Module Overhaul 
Automatic Transmission Differential Final Drive Pinion Gear Bearing Support Bolt Sequence - Right Side 
2 Transmission Fluid Drain Plug-Large-M28 x 13 [3x] Yes Yes 60 N.m (44 lb ft)
3 Transmission Fluid Drain Plug-M12 x 16.25 [2x] Yes Yes 25 N.m (18 lb ft)
GM5830504Courtesy of GENERAL MOTORS COMPANY
Drive Motor Housing Components 1 of 2 - Left Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Power Inverter Module Cover Bolt-M5 x 22.65 [4x] - - 8.5 N.m (75 lb in) Rear Electric Drive Transmission Module Overhaul 
2 Drive Motor Power Inverter Module Connector Bolt-M6 x 20.65 [3x] - - 9 N.m (80 lb in)
3 Drive Motor Power Inverter Module Bolt-M5 x 22.65 [16x] - - Drive Motor Power Inverter Module Bolt Sequence - Left Side 
4 Automatic Transmission Fluid Pressure Test Hole Plug-M12 x 16.25 Yes Yes 25 N.m (18 lb ft)
5 Transmission Fluid Drain Plug-M12 x 16.25 [2x] Yes Yes 25 N.m (18 lb ft)
6 Automatic Transmission Fluid Level Hole Plug-M12 x 16.25 Yes Yes 25 N.m (18 lb ft)
7 Front Wheel Drive Shaft Oil Seal Yes - -
8 Automatic Transmission Fluid Pump Motor Cover Seal [2x] Yes - -
9 Automatic Transmission Fluid Pump Motor Cover Seal-Large Yes - -
10 Automatic Transmission Fluid Pump Bolt-M6 x 38.65 [4x] - - 15 N.m (11 lb ft)
GM5830505Courtesy of GENERAL MOTORS COMPANY
Drive Motor Housing Components 2 of 2 - Left Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Stator Bracket Bolt-M8 x 30.7 [4x] - - 36 N.m (27 lb ft) Rear Electric Drive Transmission Module Overhaul 
2 Drive Motor Stator Bolt-M10 x 156.5 [4x] - - 58 N.m (43 lb ft)
3 Drive Motor Power Inverter Module Connector Bolt-Stator -M6 x 20.65 [3x] - - 9 N.m (80 lb in)
4 Drive Motor Rotor Cooling Tube Bolt-M6 x 23.15 [2x] - - 9 N.m (80 lb in)
5 Automatic Transmission Bolt Retainer [2x] - - -
6 Drive Motor Power Inverter Module Connector Bolt-M5 x 17.6 [7x] - - 9 N.m (80 lb in)
7 Drive Motor Power Inverter Module Connector Bolt-M6 x 25 [3x] - - 9 N.m (80 lb in)
8 Drive Motor Power Inverter Module Connector [3x] Yes - -
9 Drive Motor Position Sensor Bolt [3x] - - 9 N.m (80 lb in)
10 Drive Motor Rotor Bearing Bolt-M18 x 31.9 Yes Yes 100 N.m (74 lb ft)
11 Drive Motor Housing Cover Bolt-M6 x 25.65 [8x] - - Drive Motor Housing Cover Bolt Sequence - Left Side 
GM5830506Courtesy of GENERAL MOTORS COMPANY
Drive Motor Housing Components 1 of 2 - Right Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Power Inverter Module Cover Bolt-M5 x 22.65 [4x] - - 8.5 N.m (75 lb in) Rear Electric Drive Transmission Module Overhaul 
2 Drive Motor Power Inverter Module Connector Bolt-M6 x 20.65 [3x] - - 9 N.m (80 lb in)
3 Drive Motor Power Inverter Module Bolt-M5 x 22.65 [16x] - - Drive Motor Power Inverter Module Bolt Sequence - Right Side 
4 Front Wheel Drive Shaft Oil Seal Yes - -
5 Automatic Transmission Fluid Temperature Sensor - - 12 N.m (9 lb ft)
6 Drive Motor Housing Plug-M12 x 16.25 Yes Yes 25 N.m (18 lb ft)
GM5830507Courtesy of GENERAL MOTORS COMPANY
Drive Motor Housing Components 2 of 2 - Right Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Stator Bracket Bolt-M8 x 30.7 [4x] - - 36 N.m (27 lb ft) Rear Electric Drive Transmission Module Overhaul 
2 Drive Motor Stator Bolt-M10 x 156.5 [4x] - - 58 N.m (43 lb ft)
3 Drive Motor Power Inverter Module Connector Bolt-Stator -M6 x 20.65 [3x] - - 9 N.m (80 lb in)
4 Drive Motor Rotor Cooling Tube Bolt-M6 x 23.15 - - 15 N.m (11 lb ft)
5 Drive Motor Power Inverter Module Connector Bolt-M6 x 20.65 [3x] - - 9 N.m (80 lb in)
6 Drive Motor Power Inverter Module Connector Bolt-M5 x 17.6 [5x] - - 9 N.m (80 lb in)
7 Drive Motor Power Inverter Module Connector [3x] Yes - -
8 Drive Motor Position Sensor Bolt [3x] - - 9 N.m (80 lb in)
9 Drive Motor Housing Plug-M12 x 16.25 Yes Yes 25 N.m (18 lb ft)
10 Drive Motor Rotor Bearing Bolt-M18 x 31.9 Yes Yes 100 N.m (74 lb ft)
11 Drive Motor Housing Cover Bolt-M6 x 25.65 [8x] - - Drive Motor Housing Cover Bolt Sequence - Right Side 
GM5905445Courtesy of GENERAL MOTORS COMPANY
Drive Motor Mount Bracket Bolts

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Mount Bracket Bolt-M12 x 55.80 [6x] Yes - First Pass: 100 N.m (74 lb ft)
Final Pass: 60 - 75 degrees		 Drive Motor Mount Bracket Replacement - Left Side 
Drive Motor Mount Bracket Replacement - Right Side 
GM5830512Courtesy of GENERAL MOTORS COMPANY
Final Drive Ring Gear Assembly - Left Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Output Shaft Retaining Ring Yes - - Rear Electric Drive Transmission Module Overhaul 
2 Output Shaft Seal Yes - -
3 Final Drive Ring Gear Bolt-M12 x 30 [10x] Yes - Final Drive Ring Gear Bolt Sequence - Left Side and Right Side 
GM5830514Courtesy of GENERAL MOTORS COMPANY
Final Drive Ring Gear Assembly - Right Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Output Shaft Retaining Ring Yes - - Rear Electric Drive Transmission Module Overhaul 
2 Output Shaft Seal Yes - -
3 Final Drive Ring Gear Bolt-M12 x 30 [10x] Yes - Final Drive Ring Gear Bolt Sequence - Left Side and Right Side 
GM5904774Courtesy of GENERAL MOTORS COMPANY
Rear Drive Motor Mount Bolt - Left Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Rear Drive Motor Mount Bolt-M12 x 60.90 [4x] Yes - First Pass: 100 N.m (74 lb ft)
Final Pass: 60 - 75 degrees		 Rear Drive Motor Mount Replacement - Left Side 
GM5904777Courtesy of GENERAL MOTORS COMPANY
Rear Drive Motor Mount Bolt - Right Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Rear Drive Motor Mount Bolt-M12 x 60.90 [4x] Yes - First Pass: 100 N.m (74 lb ft)
Final Pass: 60 - 75 degrees		 Rear Drive Motor Mount Replacement - Right Side 
GM5904781Courtesy of GENERAL MOTORS COMPANY
Rear Drive Motor Mount Bolts

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Rear Mount Bracket Bolt-M10 x 50.65 [4x] - - 58 N.m (43 lb ft) Rear Drive Motor Mount Replacement - Left Side 
Rear Drive Motor Mount Replacement - Right Side 
GM5904782Courtesy of GENERAL MOTORS COMPANY
Rear Drive Motor Rear Mount Bolt - Left Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Rear Drive Motor Rear Mount Bolt-Small-M12 x 60.90 [3x] Yes - First Pass: 100 N.m (74 lb ft)
Final Pass: 60 - 75 degrees		 Rear Drive Motor Rear Mount Replacement - Left Side 
GM5904783Courtesy of GENERAL MOTORS COMPANY
Rear Drive Motor Rear Mount Bolt - Right Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Rear Drive Motor Rear Mount Bolt-Small-M12 x 60.90 [3x] Yes - First Pass: 100 N.m (74 lb ft)
Final Pass: 60 - 75 degrees		 Rear Drive Motor Rear Mount Replacement - Right Side 
GM5904784Courtesy of GENERAL MOTORS COMPANY
Rear Drive Motor Rear Mount Bolts

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Rear Drive Motor Rear Mount Bolt-Large-M12 x 115 [2x] Yes - First Pass: 100 N.m (74 lb ft)
Final Pass: 60 - 75 degrees		 Rear Drive Motor Rear Mount Replacement - Left Side 
Rear Drive Motor Rear Mount Replacement - Right Side 
Automatic Transmission Case Bolt Sequence
GM5830496Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Automatic Transmission Case Bolt-M10 x 75.75 [21x] - - 58 N.m (43 lb ft) Rear Electric Drive Transmission Module Overhaul 
Automatic Transmission Differential Final Drive Pinion Gear Bearing Support Bolt Sequence - Left Side
GM5830500Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Automatic Transmission Differential Final Drive Pinion Gear Bearing Support Bolt-M12 x 40.8 [5x] Yes - First Pass: 20 N.m (15 lb ft)
Final Pass: 94 degrees		 Rear Electric Drive Transmission Module Overhaul 
Automatic Transmission Differential Final Drive Pinion Gear Bearing Support Bolt Sequence - Right Side
GM5830502Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Automatic Transmission Differential Final Drive Pinion Gear Bearing Support Bolt-M12 x 40.8 [5x] Yes - First Pass: 20 N.m (15 lb ft)
Final Pass: 94 degrees		 Rear Electric Drive Transmission Module Overhaul 
Final Drive Ring Gear Bolt Sequence - Left Side and Right Side
GM5830516Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Final Drive Ring Gear Bolt-M12 x 30 [10x] Yes - First Pass: 20 N.m (15 lb ft)
Final Pass: 124 degrees		 Rear Electric Drive Transmission Module Overhaul 
Drive Motor Power Inverter Module Bolt Sequence - Left Side
GM5830510Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Power Inverter Module Bolt-M5 x 22.65 [16x] - - 8.5 N.m (75 lb in) Rear Electric Drive Transmission Module Overhaul 
Drive Motor Power Inverter Module Bolt Sequence - Right Side
GM5830511Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Power Inverter Module Bolt-M5 x 22.65 [16x] - - 8.5 N.m (75 lb in) Rear Electric Drive Transmission Module Overhaul 
Drive Motor Housing Cover Bolt Sequence - Left Side
GM5830508Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Housing Cover Bolt-M6 x 25.65 [8x] - - 9 N.m (80 lb in) Rear Electric Drive Transmission Module Overhaul 
Drive Motor Housing Cover Bolt Sequence - Right Side
GM5830509Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Drive Motor Housing Cover Bolt-M6 x 25.65 [8x] - - 9 N.m (80 lb in) Rear Electric Drive Transmission Module Overhaul 
scientia non olet · About LEMON Manuals