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Fastener Specifications

GM5619874Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Auxiliary Radiator Bracket (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Auxiliary Radiator Bracket Bolt [4x] - - 9 N.m (80 lb in) Auxiliary Radiator Bracket Replacement - Left Side (LM2)
Auxiliary Radiator Bracket Replacement - Right Side (LM2)
GM5627051Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Charge Air Cooler (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Charge Air Cooler Bolt [4x] - - 15 N.m (11 lb ft) Charge Air Cooler Replacement
GM5627053Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Charge Air Cooler Bracket (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Charge Air Cooler Bolt [5x] - - 15 N.m (11 lb ft) Charge Air Cooler Bracket Replacement
2 Oil Filler Tube Support Stud - - 9 N.m (80 lb in) Oil Filler Tube Replacement
GM5619872Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Charge Air Cooler Coolant Pump (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Charge Air Cooler Outlet Air Hose Bracket Bolt [2x] - - 9 N.m (80 lb in) Charge Air Cooler Coolant Pump Replacement
GM5608083Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Charge Air Cooler Coolant Reservoir

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Charge Air Cooler Coolant Reservoir Bolt - - 9 N.m (80 lb in) Charge Air Cooler Coolant Reservoir Replacement
GM5609641Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Engine Coolant Air Bleed Hose (LM2 at Front of Engine)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Coolant Air Bleed Hose Stud - - 15 N.m (11 lb ft) Engine Coolant Air Bleed Hose Replacement (at Front of Engine) (LM2)
2 Turbocharger Coolant Feed and Return Pipe Gasket [2x] Yes - - Engine Coolant Air Bleed Hose Replacement (at Front of Engine) (LM2)
3 Engine Coolant Air Bleed Pipe Bolt [2x] - - 25 N.m (18 lb ft) Engine Coolant Air Bleed Hose Replacement (at Front of Engine) (LM2)
GM5193255Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Engine Coolant Air Bleed Hose (LM2 at Top of Engine)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Coolant Outlet Pipe Bracket Bolt - - 8.5 N.m (75 lb in) Engine Coolant Air Bleed Hose Replacement (at Top of Engine) (LM2)
GM5619871Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Engine Cooler Fan (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Coolant Fan Bracket Bolt [2x] - - 9 N.m (80 lb in) Engine Coolant Fan Rear Shroud Replacement (LM2)
2 Fan Blade Bolt [9x] - - 6.65 N.m (59 lb in) Engine Cooling Fan Motor Replacement (LM2)
GM5596350Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Engine Cooler Fan (L84, L87)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Coolant Fan Bracket Bolt [2x] - - 9 N.m (80 lb in) Engine Coolant Fan Rear Shroud Replacement (L84/L87)
2 Fan Blade Bolt [6x] - - 6.65 N.m (59 lb in) Engine Cooling Fan Motor Replacement (L84/L87)
GM5616775Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Engine Coolant Flow Control Valve

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Coolant Flow Control Valve Bolt [6x] - - Engine Coolant Flow Control Valve Bolt Torque Sequence LM2  Engine Coolant Flow Control Valve Replacement
2 Engine Coolant Thermostat Housing Gasket Yes - - Engine Coolant Flow Control Valve Replacement
GM5617300Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Engine Oil Cooler (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Oil Cooler Bolt [5x] - - Engine Oil Cooler Bolt Torque Sequence (LM2 Disassembled) Engine Oil Cooler Bolt Torque Sequence (LM2)  Engine Oil Cooler Replacement (LM2 & RWL)Engine Oil Cooler Replacement (LM2 & F48)
2 Engine Oil Cooler Gasket Yes - - Engine Oil Cooler Replacement (LM2 & RWL)Engine Oil Cooler Replacement (LM2 & F48)
3 Engine Oil Cooler Seal Yes - - Engine Oil Cooler Replacement (LM2 & RWL)Engine Oil Cooler Replacement (LM2 & F48)
GM5912937Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Engine Oil Cooler (LM2 Disassembled)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Oil Cooler Bolt [6x] - - Engine Oil Cooler Bolt Torque Sequence (LM2) Engine Oil Cooler Bolt Torque Sequence (LM2 Disassembled)  Engine Oil Cooler Replacement (LM2 & RWL)Engine Oil Cooler Replacement (LM2 & F48)
2 Engine Oil Cooler Gasket Yes - - Engine Oil Cooler Replacement (LM2 & RWL)Engine Oil Cooler Replacement (LM2 & F48)
GM5588249Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Engine Oil Cooler Connector, Engine Oil Cooler Pipe Bracket Bolt

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Oil Cooler Connector - - 20 N.m (15 lb ft) Engine Oil Cooler Connector Replacement - Upper
2 Engine Oil Cooler Pipe Bracket Bolt - - 9 N.m (80 lb in) Engine Oil Cooler Connector Replacement - Upper
3 Engine Oil Cooler Connector - - 20 N.m (15 lb ft) Engine Oil Cooler Connector Replacement - Lower
GM5651906Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Engine Oil Cooler Hose, Engine Coolant Heater

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Oil Cooler Hose Bracket Nut - - 9 N.m (80 lb in) Engine Oil Cooler Hose Replacement (L84/L87 & RC1)Engine Oil Cooler Hose Replacement (L84/L87 - RC1)
2 Engine Wiring Harness Stud - - 9 N.m (80 lb in) Engine Oil Cooler Hose Replacement (L84/L87 & RC1)Engine Oil Cooler Hose Replacement (L84/L87 - RC1)
3 Engine Oil Cooler Hose Bolt [2x] - - 9 N.m (80 lb in) Engine Oil Cooler Hose Replacement (L84/L87 & RC1)Engine Oil Cooler Hose Replacement (L84/L87 - RC1)
4 Oil Pan Cover Gasket Yes - - Engine Oil Cooler Hose Replacement (L84/L87 & RC1)Engine Oil Cooler Hose Replacement (L84/L87 - RC1)
5 Engine Coolant Heater - - 50 N.m (37 lb ft) Engine Coolant Heater Replacement (L84/L87)Engine Coolant Heater Replacement (LM2)
GM5609639Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Engine Wiring Harness Bracket Nut/Bolt (LM2 at Front of Engine)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Wiring Harness Bracket Nut [2x] - - 9 N.m (80 lb in) Engine Coolant Air Bleed Hose Replacement (at Front of Engine) (LM2)
2 Engine Wiring Harness Bracket Bolt - - 9 N.m (80 lb in) Engine Coolant Air Bleed Hose Replacement (at Front of Engine) (LM2)
GM5635598Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Exhaust Gas Recirculation Coolant Return Pipe, Thermostat Bypass Hose

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Thermostat Bypass Pipe Bolt - - 8.5 N.m (75 lb in) Exhaust Gas Recirculation Coolant Return Pipe Replacement (at Water Outlet)Exhaust Gas Recirculation Coolant Return Pipe Replacement (at Engine Coolant Flow Control Valve)
2 Engine Coolant Air Bleed Hose Stud - - 15 N.m (11 lb ft) Thermostat Bypass Hose Replacement (Thermostat Bypass Pipe to Radiator Surge Tank Outlet Hose) (LM2)Thermostat Bypass Hose Replacement (Thermostat Bypass Pipe to Engine Coolant Flow Control Valve) (LM2)Thermostat Bypass Hose Replacement (at Water Pump Inlet without Water Outlet) (LM2)Thermostat Bypass Hose Replacement (at Water Pump Inlet with Water Outlet) (LM2)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 & RWL)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block with Water Outlets) (LM2 & RWL)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 & F48 - F47)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block with Water Outlets) (LM2 & F48 - F47)Thermostat Bypass Hose Replacement (at Exhaust Gas Recirculation Water Bypass Inlet Hose) (LM2)Thermostat Bypass Hose Replacement (at Engine Coolant Flow Control Valve) (LM2)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 4WD with F47)
GM5736507Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Front Bumper Shutter Bolt (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Front Bumper Shutter Bolt - - 6 N.m (53 lb in) Engine Auxiliary Radiator Replacement
GM6049385Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Radiator Air Baffle Bracket Lower Bolt (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Radiator Air Baffle Bracket Upper Bolt [4x] - - 2.5 N.m (22 lb in) Radiator Air Front Lower Baffle Replacement
2 Radiator Air Baffle Bracket Lower Bolt [2x] - - 2.5 N.m (22 lb in)
GM5615262Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Radiator Air Lower Baffle Bolt (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Radiator Air Lower Baffle Bolt [5x] - - 2.5 N.m (22 lb in) Radiator Air Front Lower Baffle Replacement
GM5541498Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Radiator Surge Tank

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Radiator Surge Tank Bolt - - 9 N.m (80 lb in) Radiator Surge Tank Replacement (L84/L87)Radiator Surge Tank Replacement (LM2)
GM5636850Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Thermostat Bypass Hose

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Thermostat Bypass Pipe Bolt [6x] - - 8.5 N.m (75 lb in) Thermostat Bypass Hose Replacement (Thermostat Bypass Pipe to Radiator Surge Tank Outlet Hose) (LM2)Thermostat Bypass Hose Replacement (Thermostat Bypass Pipe to Engine Coolant Flow Control Valve) (LM2)Thermostat Bypass Hose Replacement (at Water Pump Inlet without Water Outlet) (LM2)Thermostat Bypass Hose Replacement (at Water Pump Inlet with Water Outlet) (LM2)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 & RWL)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block with Water Outlets) (LM2 & RWL)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 & F48 - F47)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block with Water Outlets) (LM2 & F48 - F47)Thermostat Bypass Hose Replacement (at Exhaust Gas Recirculation Water Bypass Inlet Hose) (LM2)Thermostat Bypass Hose Replacement (at Engine Coolant Flow Control Valve) (LM2)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 4WD with F47)
2 Engine Coolant Air Bleed Hose Stud - - 15 N.m (11 lb ft) Thermostat Bypass Hose Replacement (Thermostat Bypass Pipe to Radiator Surge Tank Outlet Hose) (LM2)Thermostat Bypass Hose Replacement (Thermostat Bypass Pipe to Engine Coolant Flow Control Valve) (LM2)Thermostat Bypass Hose Replacement (at Water Pump Inlet without Water Outlet) (LM2)Thermostat Bypass Hose Replacement (at Water Pump Inlet with Water Outlet) (LM2)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 & RWL)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block with Water Outlets) (LM2 & RWL)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 & F48 - F47)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block with Water Outlets) (LM2 & F48 - F47)Thermostat Bypass Hose Replacement (at Exhaust Gas Recirculation Water Bypass Inlet Hose) (LM2)Thermostat Bypass Hose Replacement (at Engine Coolant Flow Control Valve) (LM2)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 4WD with F47)
3 Thermostat Bypass Pipe Gasket [3x] Yes - - Thermostat Bypass Hose Replacement (Thermostat Bypass Pipe to Radiator Surge Tank Outlet Hose) (LM2)Thermostat Bypass Hose Replacement (Thermostat Bypass Pipe to Engine Coolant Flow Control Valve) (LM2)Thermostat Bypass Hose Replacement (at Water Pump Inlet without Water Outlet) (LM2)Thermostat Bypass Hose Replacement (at Water Pump Inlet with Water Outlet) (LM2)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 & RWL)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block with Water Outlets) (LM2 & RWL)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 & F48 - F47)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block with Water Outlets) (LM2 & F48 - F47)Thermostat Bypass Hose Replacement (at Exhaust Gas Recirculation Water Bypass Inlet Hose) (LM2)Thermostat Bypass Hose Replacement (at Engine Coolant Flow Control Valve) (LM2)Thermostat Bypass Hose Replacement (Lower Crankcase to Engine Block without Water Outlets) (LM2 4WD with F47)
GM5617296Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Thermostat Bypass Pipe, Engine Coolant Heater (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Thermostat Bypass Pipe Bolt [4x] - - 8.5 N.m (75 lb in) Thermostat Bypass Pipe Replacement (at Air Conditioning Compressor) (LM2 & RWL & RC1)Thermostat Bypass Pipe Replacement (at Engine Oil Cooler) (LM2 & RWL - RC1)Thermostat Bypass Pipe Replacement (at Air Conditioning Compressor) (LM2 & RWL - RC1)Thermostat Bypass Pipe Replacement (at Engine Oil Cooler) (LM2 & RWL & RC1)Thermostat Bypass Pipe Replacement (at Air Conditioning Compressor) (LM2 & F48 - F47)Thermostat Bypass Pipe Replacement (at Air Conditioning Compressor) (LM2 & F48 & F47)Thermostat Bypass Pipe Replacement (at Engine Oil Cooler) (LM2 & F48)
2 Thermostat Bypass Pipe Gasket [2x] Yes - - Thermostat Bypass Pipe Replacement (at Air Conditioning Compressor) (LM2 & RWL & RC1)Thermostat Bypass Pipe Replacement (at Engine Oil Cooler) (LM2 & RWL - RC1)Thermostat Bypass Pipe Replacement (at Air Conditioning Compressor) (LM2 & RWL - RC1)Thermostat Bypass Pipe Replacement (at Engine Oil Cooler) (LM2 & RWL & RC1)Thermostat Bypass Pipe Replacement (at Air Conditioning Compressor) (LM2 & F48 - F47)Thermostat Bypass Pipe Replacement (at Air Conditioning Compressor) (LM2 & F48 & F47)Thermostat Bypass Pipe Replacement (at Engine Oil Cooler) (LM2 & F48)
3 Engine Coolant Heater - - 75 N.m (55 lb ft) Engine Coolant Heater Replacement (LM2)
GM5735763Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Turbocharger Coolant Feed Pipe (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Turbocharger Coolant Feed and Return Pipe Bolt [2x] - - 8.5 N.m (75 lb in) Turbocharger Coolant Feed Pipe Replacement
2 Turbocharger Coolant Feed and Return Pipe Bolt - - 8.5 N.m (75 lb in) Turbocharger Coolant Feed Pipe Replacement
3 Turbocharger Coolant Feed and Return Pipe Gasket Yes - - Turbocharger Coolant Feed Pipe Replacement
GM5617417Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Water Pump (LM2)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Water Pump Bolt [4x] - - Water Pump Bolt Torque Sequence LM2  Water Pump Replacement (LM2)
2 Water Pump Bolt [2x] - - Water Pump Bolt Torque Sequence LM2  Water Pump Replacement (LM2)
3 Water Pump Gasket Yes - - Water Pump Replacement (LM2)
GM5582616Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts items in the following chart represent components shown in graphic above.
Water Pump, Water Pump Inlet (L84, L87)

Callout Component Name Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Water Pump Inlet Bolt [2x] - - 15 N.m (11 lb ft) Water Pump Inlet Replacement (L84/L87)
2 Water Inlet Seal Yes - - Water Pump Inlet Replacement (L84/L87)
3 Water Pump Housing Bolt [6x] - Yes Water Pump Bolt Torque Sequence L84, L87  Water Pump Replacement (L84/L87)
4 Water Pump Gasket [2x] Yes - - Water Pump Replacement (L84/L87)
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