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Fastener Specifications

WARNING: This page is about a different car, the 2020 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
GM5510078Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Compressor with L3B

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Air Conditioning Clutch Drive Plate - - 35 N.m (26 lb ft) Air Conditioning Clutch Replacement (LSY) Air Conditioning Clutch Replacement (L3B) 
2 Air Conditioning Compressor Nut [ 2x ] - - 22 N.m (16 lb ft) Air Conditioning Compressor Replacement (LSY) Air Conditioning Compressor Replacement (L3B) 
3 Air Conditioning Compressor Stud [ 2x ] - - 9 N.m (80 lb in) -
4 Air Conditioning Compressor Bolt - - 22 N.m (16 lb ft) Air Conditioning Compressor Replacement (LSY) Air Conditioning Compressor Replacement (L3B) 
5 Engine Wiring Harness Connector Bracket Nut - - 9 N.m (80 lb in) Air Conditioning Compressor Replacement (LSY) Air Conditioning Compressor Replacement (L3B) 
6 Air Conditioning Compressor Bracket Bolt - - 4.4 N.m (39 lb in) Air Conditioning Clutch Replacement (LSY) Air Conditioning Clutch Replacement (L3B) 
GM5512183Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Compressor with LSY

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Air Conditioning Clutch Drive Plate - - 35 N.m (26 lb ft) Air Conditioning Clutch Replacement (LSY) Air Conditioning Clutch Replacement (L3B) 
2 Air Conditioning Compressor Nut - - 22 N.m (16 lb ft) Air Conditioning Compressor Replacement (LSY) Air Conditioning Compressor Replacement (L3B) 
3 Air Conditioning Compressor Stud - - 9 N.m (80 lb in) -
4 Air Conditioning Compressor Bolt [ 2x ] - - 22 N.m (16 lb ft) Air Conditioning Compressor Replacement (LSY) Air Conditioning Compressor Replacement (L3B) 
5 Air Conditioning Compressor Bracket Bolt - - 4.4 N.m (39 lb in) Air Conditioning Clutch Replacement (LSY) Air Conditioning Clutch Replacement (L3B) 
GM5655075Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Compressor Seals

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Air Conditioning Evaporator Thermal Expansion Valve Seal Yes - - Air Conditioning Compressor Replacement (LSY) Air Conditioning Compressor Replacement (L3B) 
2 Air Conditioning Compressor Hose Seal Yes - - Air Conditioning Compressor Replacement (LSY) Air Conditioning Compressor Replacement (L3B) 
GM5482177Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Condenser

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Air Conditioning Condenser Bolt - - 6 (53 lb in) Air Conditioning Condenser Replacement 
2 Air Conditioning Condenser Bracket Bolt [ 2x ] - - 6 (53 lb in) Air Conditioning Condenser Bracket Replacement (LSY without V03) Air Conditioning Condenser Bracket Replacement (with V03 LSY) Air Conditioning Condenser Bracket Replacement (L3B) 
3 Air Conditioning Compressor Hose Nut - - 22 (16 lb ft) Air Conditioning Evaporative Connector Hose/Tube and Compressor Hose Replacement 
4 Air Conditioning Evaporator Thermal Expansion Valve Seal Yes - - Air Conditioning Evaporative Connector Hose/Tube and Compressor Hose Replacement 
5 Air Conditioning Evaporator Tube Clip Bracket Bolt - - 9 N.m (80 lb in) Air Conditioning Refrigerant Heat Exchanger Replacement 
6 Air Conditioning Condenser Hose Nut - - 22 N.m (16 lb ft) Air Conditioning Evaporative Connector Hose/Tube and Compressor Hose Replacement 
7 Air Conditioning Refrigerant Pressure Sensor - - 7 (62 lb in) Air Conditioning Refrigerant Pressure Sensor Replacement 
8 Air Conditioning Compressor Hose Nut - - 22 (16 lb ft) Air Conditioning Compressor Replacement (LSY) Air Conditioning Compressor Replacement (L3B) 
9 Air Conditioning Condenser Tube Bolt - - 6 N.m (53 lb in) Air Conditioning Condenser Replacement 
10 Air Conditioning Compressor and Condenser Hose Seal Yes - - Air Conditioning Evaporative Connector Hose/Tube and Compressor Hose Replacement 
11 Air Conditioning Condenser Hose Seal Yes - - Air Conditioning Evaporative Connector Hose/Tube and Compressor Hose Replacement 
GM5511917Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Evaporator Lower Case

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt [ 14x ] - - 1.5 N.m (13 lb in) Air Conditioning Evaporator Lower Case Replacement 
GM5482248Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Evaporator Thermal Expansion Valve

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Air Conditioning Evaporator Hose Clip Nut [ 2x ] - - 9 N.m (80 lb in) Air Conditioning Refrigerant Heat Exchanger Replacement 
2 Air Conditioning Evaporator Thermal Expansion Valve Hose Nut - - 22 N.m (16 lb ft) Air Conditioning Refrigerant Heat Exchanger Replacement 
3 Air Conditioning Evaporator Outlet Tube Seal [ 2x ] Yes - - Air Conditioning Evaporator Thermal Expansion Valve Replacement 
4 Air Conditioning Evaporator Thermal Expansion Valve Stud - - 7.4 N.m (65 lb in) Air Conditioning Evaporator Thermal Expansion Valve Replacement 
5 Air Conditioning Evaporator Thermal Expansion Valve Bolt [ 2x ] - - 7.4 N.m (65 lb in) Air Conditioning Evaporator Thermal Expansion Valve Replacement 
6 Air Conditioning Evaporator Inlet Tube Seal [ 2x ] Yes - - Air Conditioning Evaporator Thermal Expansion Valve Replacement 
GM5511899Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Evaporator Tube Cover

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt [ 2x ] - - 1.5 N.m (13 lb in) Air Conditioning Evaporator Replacement 
GM5511915Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Evaporator Upper Case

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt [ 14x ] - - 1.5 (13 lb in) Air Conditioning Evaporator Upper Case Replacement 
GM5515707Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Refrigerant High Pressure Service Valve

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Service Port Cap - - 1.3 N.m (12 lb in) Air Conditioning Refrigerant High Pressure Service Valve Replacement 
2 Air Conditioning Refrigerant High Pressure Service Valve - - 2 N.m (18 lb in) Air Conditioning Refrigerant High Pressure Service Valve Replacement 
3 Air Conditioning Refrigerant Service Valve Seal Yes - - Air Conditioning Refrigerant High Pressure Service Valve Replacement 
GM5512177Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Refrigerant Service Valve Core

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Valve Core - - .9 N.m (8 lb in) Air Conditioning Refrigerant Service Valve Core Replacement 
GM5511906Courtesy of GENERAL MOTORS COMPANY
Air Inlet Housing and Blower Motor

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt [ 7x ] - - 1.5 N.m (13 lb in) Air Inlet Housing Replacement 
Blower Motor Replacement 
GM5511909Courtesy of GENERAL MOTORS COMPANY
Floor Front Air Outlet Duct

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt [ 3x ] - - 1.5 N.m (13 lb in) Floor Front Air Outlet Duct Replacement - Left Side Inner 
Floor Front Air Outlet Duct Replacement - Right Side Inner 
Heater Core Replacement 
2 Floor Front Air Outlet Duct Bolt [ 2x ] - - 2.5 N.m (22 lb in) Floor Front Air Outlet Duct Replacement - Left Side Outer 
Floor Front Air Outlet Duct Replacement - Right Side Outer 
GM5509216Courtesy of GENERAL MOTORS COMPANY
Heater and Air Conditioning Evaporator and Blower Module

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Heater and Air Conditioning Evaporator and Blower Module Bolt [ 2x ] - - 9 N.m (80 lb in) Heater and Air Conditioning Evaporator and Blower Module Removal and Installation 
GM5509109Courtesy of GENERAL MOTORS COMPANY
Instrument Panel Center Air Outlet

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Instrument Panel Center Air Outlet Bolt [ 3x ] - - 2.5 N.m (22 lb in) Instrument Panel Center Air Outlet Replacement 
GM5509076Courtesy of GENERAL MOTORS COMPANY
Instrument Panel Outer Air Outlet Inner Duct

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Air Distributor Duct Bolt [ 4x ] - - 2.5 N.m (22 lb in) Instrument Panel Center Air Outlet Replacement 
GM5512167Courtesy of GENERAL MOTORS COMPANY
Receiver and Dehydrator

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Air Conditioning Receiver and Dehydrator Plug - - 12 N.m (106 lb in) Air Conditioning Receiver and Dehydrator Replacement 
GM5509167Courtesy of GENERAL MOTORS COMPANY
Side Window Defogger Outlet Ducts

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Side Window Defogger Outlet Duct Bolt [ 2x ] - - 2.5 N.m (22 lb in) Side Window Defogger Outlet Duct Replacement - Left Side 
Side Window Defogger Outlet Duct Replacement - Right Side 
2 Air Distributor Duct Bolt [ 5x ] - - 1.5 (13 lb in) Instrument Panel Center Air Outlet Duct Replacement