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Fastener Specifications

GM5619874Courtesy of GENERAL MOTORS COMPANY
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
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
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
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 (LM2)
GM5608083Courtesy of GENERAL MOTORS COMPANY
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
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 (LM2 at Radiator Surge Tank) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Top of Engine) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Front of Engine)
2 Turbocharger Coolant Feed and Return Pipe Gasket [2x] Yes - - Engine Coolant Air Bleed Hose Replacement (LM2 at Radiator Surge Tank) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Top of Engine) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Front of Engine)
3 Engine Coolant Air Bleed Pipe Bolt [2x] - - 25 N.m (18 lb ft) Engine Coolant Air Bleed Hose Replacement (LM2 at Radiator Surge Tank) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Top of Engine) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Front of Engine)
GM5193255Courtesy of GENERAL MOTORS COMPANY
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 (LM2 at Radiator Surge Tank) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Top of Engine) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Front of Engine)
GM5619871Courtesy of GENERAL MOTORS COMPANY
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 (L84, L87)
2 Fan Blade Bolt [9x] - - 6.65 N.m (59 lb in) Engine Cooling Fan Motor Replacement (L84, L87)
GM5596350Courtesy of GENERAL MOTORS COMPANY
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
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  Engine Coolant Flow Control Valve Replacement
2 Engine Coolant Thermostat Housing Gasket Yes - - Engine Coolant Flow Control Valve Replacement
GM5617300Courtesy of GENERAL MOTORS COMPANY
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)  Engine Oil Cooler Replacement (LM2 with 2WD) , or Engine Oil Cooler Replacement (LM2 with 4WD)
2 Engine Oil Cooler Gasket Yes - - Engine Oil Cooler Replacement (LM2 with 2WD) , or Engine Oil Cooler Replacement (LM2 with 4WD)
3 Engine Oil Cooler Seal Yes - - Engine Oil Cooler Replacement (LM2 with 2WD) , or Engine Oil Cooler Replacement (LM2 with 4WD)
GM5912937Courtesy of GENERAL MOTORS COMPANY
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 Disassembled)  Engine Oil Cooler Replacement (LM2 with 2WD) , or Engine Oil Cooler Replacement (LM2 with 4WD)
2 Engine Oil Cooler Gasket Yes - - Engine Oil Cooler Replacement (LM2 with 2WD) , or Engine Oil Cooler Replacement (LM2 with 4WD)
GM5588249Courtesy of GENERAL MOTORS COMPANY
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
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 with RC1) , or Engine Oil Cooler Hose Replacement (L84, L87 without RC1)
2 Engine Wiring Harness Stud - - 9 N.m (80 lb in) Engine Oil Cooler Hose Replacement (L84, L87 with RC1) , or Engine Oil Cooler Hose Replacement (L84, L87 without RC1)
3 Engine Oil Cooler Hose Bolt [2x] - - 9 N.m (80 lb in) Engine Oil Cooler Hose Replacement (L84, L87 with RC1) , or Engine Oil Cooler Hose Replacement (L84, L87 without RC1)
4 Oil Pan Cover Gasket Yes - - Engine Oil Cooler Hose Replacement (L84, L87 with RC1) , or Engine Oil Cooler Hose Replacement (L84, L87 without RC1)
5 Engine Coolant Heater - - 50 N.m (37 lb ft) Engine Coolant Heater Replacement (L84, L87) , or Engine Coolant Heater Replacement (LM2)
GM5609639Courtesy of GENERAL MOTORS COMPANY
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 (LM2 at Radiator Surge Tank) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Top of Engine) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Front of Engine)
2 Engine Wiring Harness Bracket Bolt - - 9 N.m (80 lb in) Engine Coolant Air Bleed Hose Replacement (LM2 at Radiator Surge Tank) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Top of Engine) , or Engine Coolant Air Bleed Hose Replacement (LM2 at Front of Engine)
GM5635598Courtesy of GENERAL MOTORS COMPANY
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 (LM2 at Water Outlet) , or Exhaust Gas Recirculation Coolant Return Pipe Replacement (LM2 at Engine Coolant Flow Control Valve)
2 Engine Coolant Air Bleed Hose Stud - - 15 N.m (11 lb ft) Thermostat Bypass Hose Replacement (LM2 Thermostat Bypass Pipe to Radiator Surge Tank Outlet Hose) , or Thermostat Bypass Hose Replacement (LM2 Thermostat Bypass Pipe to Engine Coolant Flow Control Valve) , or Thermostat Bypass Hose Replacement (LM2 at Water Pump Inlet without Water Outlet) , or Thermostat Bypass Hose Replacement (LM2 at Water Pump Inlet with Water Outlet) , or Thermostat Bypass Hose Replacement (LM2 2WD Lower Crankcase to Engine Block without Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 2WD Lower Crankcase to Engine Block with Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 4WD without F47 Lower Crankcase to Engine Block without Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 4WD without F47 Lower Crankcase to Engine Block with Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 at Exhaust Gas Recirculation Water Bypass Inlet Hose) , or Thermostat Bypass Hose Replacement (LM2 at Engine Coolant Flow Control Valve) , or Thermostat Bypass Hose Replacement (LM2 4WD with F47 Lower Crankcase to Engine Block without Water Outlets)
GM5736507Courtesy of GENERAL MOTORS COMPANY
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 (LM2)
GM5619876Courtesy of GENERAL MOTORS COMPANY
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 Lower Bolt [6x] - - 2.5 N.m (22 lb in) Radiator Air Front Lower Baffle Replacement (LM2)
GM5615262Courtesy of GENERAL MOTORS COMPANY
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 (LM2)
GM5541498Courtesy of GENERAL MOTORS COMPANY
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) , or Radiator Surge Tank Replacement (LM2)
GM5636850Courtesy of GENERAL MOTORS COMPANY
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 (LM2 Thermostat Bypass Pipe to Radiator Surge Tank Outlet Hose) , or Thermostat Bypass Hose Replacement (LM2 Thermostat Bypass Pipe to Engine Coolant Flow Control Valve) , or Thermostat Bypass Hose Replacement (LM2 at Water Pump Inlet without Water Outlet) , or Thermostat Bypass Hose Replacement (LM2 at Water Pump Inlet with Water Outlet) , or Thermostat Bypass Hose Replacement (LM2 2WD Lower Crankcase to Engine Block without Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 2WD Lower Crankcase to Engine Block with Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 4WD without F47 Lower Crankcase to Engine Block without Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 4WD without F47 Lower Crankcase to Engine Block with Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 at Exhaust Gas Recirculation Water Bypass Inlet Hose) , or Thermostat Bypass Hose Replacement (LM2 at Engine Coolant Flow Control Valve) , or Thermostat Bypass Hose Replacement (LM2 4WD with F47 Lower Crankcase to Engine Block without Water Outlets)
2 Engine Coolant Air Bleed Hose Stud - - 15 N.m (11 lb ft) Thermostat Bypass Hose Replacement (LM2 Thermostat Bypass Pipe to Radiator Surge Tank Outlet Hose) , or Thermostat Bypass Hose Replacement (LM2 Thermostat Bypass Pipe to Engine Coolant Flow Control Valve) , or Thermostat Bypass Hose Replacement (LM2 at Water Pump Inlet without Water Outlet) , or Thermostat Bypass Hose Replacement (LM2 at Water Pump Inlet with Water Outlet) , or Thermostat Bypass Hose Replacement (LM2 2WD Lower Crankcase to Engine Block without Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 2WD Lower Crankcase to Engine Block with Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 4WD without F47 Lower Crankcase to Engine Block without Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 4WD without F47 Lower Crankcase to Engine Block with Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 at Exhaust Gas Recirculation Water Bypass Inlet Hose) , or Thermostat Bypass Hose Replacement (LM2 at Engine Coolant Flow Control Valve) , or Thermostat Bypass Hose Replacement (LM2 4WD with F47 Lower Crankcase to Engine Block without Water Outlets)
3 Thermostat Bypass Pipe Gasket [3x] Yes - - Thermostat Bypass Hose Replacement (LM2 Thermostat Bypass Pipe to Radiator Surge Tank Outlet Hose) , or Thermostat Bypass Hose Replacement (LM2 Thermostat Bypass Pipe to Engine Coolant Flow Control Valve) , or Thermostat Bypass Hose Replacement (LM2 at Water Pump Inlet without Water Outlet) , or Thermostat Bypass Hose Replacement (LM2 at Water Pump Inlet with Water Outlet) , or Thermostat Bypass Hose Replacement (LM2 2WD Lower Crankcase to Engine Block without Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 2WD Lower Crankcase to Engine Block with Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 4WD without F47 Lower Crankcase to Engine Block without Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 4WD without F47 Lower Crankcase to Engine Block with Water Outlets) , or Thermostat Bypass Hose Replacement (LM2 at Exhaust Gas Recirculation Water Bypass Inlet Hose) , or Thermostat Bypass Hose Replacement (LM2 at Engine Coolant Flow Control Valve) , or Thermostat Bypass Hose Replacement (LM2 4WD with F47 Lower Crankcase to Engine Block without Water Outlets)
GM5617296Courtesy of GENERAL MOTORS COMPANY
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 (LM2, 2WD with RC1 at Air Conditioning Compressor) , or Thermostat Bypass Pipe Replacement (LM2, 2WD without RC1 at Engine Oil Cooler) , or Thermostat Bypass Pipe Replacement (LM2, 2WD without RC1 at Air Conditioning Compressor) , or Thermostat Bypass Pipe Replacement (LM2, 2WD with RC1 at Engine Oil Cooler) , or Thermostat Bypass Pipe Replacement (LM2, 4WD without F47 at Air Conditioning Compressor) , or Thermostat Bypass Pipe Replacement (LM2, 4WD with F47 at Air Conditioning Compressor) , or Thermostat Bypass Pipe Replacement (LM2, 4WD at Engine Oil Cooler)
2 Thermostat Bypass Pipe Gasket [2x] Yes - - Thermostat Bypass Pipe Replacement (LM2, 2WD with RC1 at Air Conditioning Compressor) , or Thermostat Bypass Pipe Replacement (LM2, 2WD without RC1 at Engine Oil Cooler) , or Thermostat Bypass Pipe Replacement (LM2, 2WD without RC1 at Air Conditioning Compressor) , or Thermostat Bypass Pipe Replacement (LM2, 2WD with RC1 at Engine Oil Cooler) , or Thermostat Bypass Pipe Replacement (LM2, 4WD without F47 at Air Conditioning Compressor) , or Thermostat Bypass Pipe Replacement (LM2, 4WD with F47 at Air Conditioning Compressor) , or Thermostat Bypass Pipe Replacement (LM2, 4WD at Engine Oil Cooler)
3 Engine Coolant Heater - - 75 N.m (55 lb ft) Engine Coolant Heater Replacement (L84, L87) , or Engine Coolant Heater Replacement (LM2)
GM5735763Courtesy of GENERAL MOTORS COMPANY
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
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
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 Housing Bolt Torque Sequence  Water Pump Replacement (L84, L87)
4 Water Pump Gasket [2x] Yes - - Water Pump Replacement (L84, L87)
Water Pump Torque Sequence LM2
GM5137218Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Water Pump Bolt [6x] - - 8.5 N.m (75 lb in) Water Pump Replacement (LM2)
Water Pump Bolt Sequence LV3, L82, L84, L87
GM5022714Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Water Pump Housing Bolt [6x] - Yes 25 N.m (18 lb ft) Water Pump Replacement (L84, L87)
Engine Coolant Flow Control Valve Bolt Sequence LM2
GM5865312Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Coolant Flow Control Valve Bolt [6x] - - 8.5 N.m (75 lb in) Engine Coolant Flow Control Valve Replacement
Engine Oil Cooler Bolt Sequence (LM2)
GM5865313Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Oil Cooler Bolt [5x] - - 15 N.m (11 lb ft) Engine Oil Cooler Replacement (LM2 with 2WD) , or Engine Oil Cooler Replacement (LM2 with 4WD)
Engine Oil Cooler Bolt Sequence (LM2 Disassembled)
GM5912939Courtesy of GENERAL MOTORS COMPANY
Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Oil Cooler Bolt [6x] - - 11 N.m (97 lb in) Engine Oil Cooler Replacement (LM2 with 2WD) , or Engine Oil Cooler Replacement (LM2 with 4WD)
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