Fastener Specifications (4)

Fastener Specifications Table 1: Camshaft Housing and Components Table 2: Compressor Air Intake Turbocharger Table 3: Compressor Air Intake Turbocharger Bracket Table 4: Cylinder Head and Components Table 5: Cylinder Head Ladderframe and Components Table 6: Engine Block Components Table 7: Engine Components Table 8: Engine Front Cover Table 9: Engine Mount - Left Side at Frame Table 10: Engine Mount - Left Side at Engine Table 11: Engine Mount - Right Side at Frame Table 12: Engine Mount - Right Side at Engine Table 13: Engine Mount Bracket- Left Side at Engine Table 14: Engine Mount Bracket - Right Side at Engine Table 15: Engine Wiring Harness Bracket Nut Table 16: Fuel Injection Fuel Rail Stud Table 17: Heater Inlet Pipe Bracket Stud Table 18: Heater Water Auxiliary Pump Bracket Bolt Table 19: Intake Manifold and Components Table 20: Intake Manifold Cover Table 21: Oil Pan and Lower Crankcase Extension Components Table 22: Oil Pump Flow Control Solenoid Valve Bolt Table 23: Timing Chain Lower Cover and Timing Components Table 24: Turbocharger Bracket Brace

Fastener Specifications (4) — figure 1

Camshaft Housing and Components

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Camshaft Housing Cover Bolt [9x]	—	—	Camshaft Housing Bolt Sequence	Camshaft Housing Replacement
2	Exhaust Gas Recirculation Pipe Bracket Bolt	—	—	9 Y (80 lb in)	Camshaft Housing Overhaul
3	Camshaft Housing Cover Bolt [7x]	—	—	Camshaft Housing Bolt Sequence	Camshaft Housing Replacement
4	Camshaft Housing Cover Bolt [7x]	—	—	Camshaft Housing Bolt Sequence	Camshaft Housing Replacement
5	Camshaft Housing Cover Bolt [3x]	—	—	Camshaft Housing Bolt Sequence	Camshaft Housing Replacement
6	Camshaft Housing Gasket	Yes	—	—	Camshaft Housing Replacement
7	Camshaft Housing Gasket	Yes	—	—	Camshaft Housing Replacement

Fastener Specifications (4) — figure 2

Compressor Air Intake Turbocharger

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Turbocharger Nut [3x]	Yes	—	First Pass: 25 Y (18 lb ft) Final Pass: 36 Y (27 lb ft)	Compressor Air Intake Turbocharger Replacement
2	Turbocharger Stud	—	—	8.5 Y (75 lb in)	—
3	Turbocharger Gasket	Yes	—	—	Compressor Air Intake Turbocharger Replacement
4	Turbocharger Oil Return Pipe Bolt [4x]	—	—	8.5 Y (75 lb in)	Turbocharger Oil Feed Pipe Replacement
5	Turbocharger Oil Return Pipe Gasket	Yes	—	—	Compressor Air Intake Turbocharger Replacement
6	Turbocharger Oil Return Pipe Gasket	Yes	—	8.5 Y (75 lb in)	Turbocharger Oil Feed Pipe Replacement
7	Turbocharger Oil Return Pipe Gasket	Yes	—	—	Compressor Air Intake Turbocharger Replacement
8	Turbocharger Oil Feed Pipe Bolt [2x]	—	—	8.5 Y (75 lb in)	Turbocharger Oil Feed Pipe Replacement

Fastener Specifications (4) — figure 3

Compressor Air Intake Turbocharger Bracket

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Lower Crankcase Extension Bolt	—	—	15 Y (11 lb ft)	Compressor Air Intake Turbocharger Replacement

Fastener Specifications (4) — figure 4

Cylinder Head and Components

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Cylinder Head Bolt [3x]	—	—	15 Y (11 lb ft)	Cylinder Head Replacement
2	Cylinder Head Bolt [14x]	Yes	—	Cylinder Head Bolt Sequence	Cylinder Head Replacement
3	Valve Stem Oil Seal [8x]	Yes	—	—	Cylinder Head Overhaul
4	Cylinder Head Gasket	Yes	—	—	Cylinder Head Replacement
5	Timing Chain Cover Bolt [4x]	—	—	Timing Chain Cover Bolt Sequence	Timing Chain Upper Cover Replacement
6	Timing Chain Cover Bolt [2x]	—	—	Timing Chain Cover Bolt Sequence	Timing Chain Upper Cover Replacement

Fastener Specifications (4) — figure 5

Cylinder Head Ladderframe and Components

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Camshaft Bearing Cap Bolt [28x]	—	—	Camshaft Bearing Cap Bolt Sequence	Cylinder Head Replacement
2	Camshaft Housing Bolt [16x]	—	—	Camshaft Housing Bolt Sequence	Cylinder Head Replacement
3	Camshaft Housing Gasket	Yes	—	—	Cylinder Head Replacement
4	Camshaft Housing Gasket	Yes	—	—	Cylinder Head Replacement

Fastener Specifications (4) — figure 6

Engine Block Components

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Piston Pin Retainer [12x]	Yes	—	—	Piston and Connecting Rod Overhaul
2	Engine Block Core Hole Plug	—	Yes	85 Y(63 lb ft)	Engine Block Overhaul
3	Automatic Transmission Flex Plate Bolt [8x]	Yes	Yes	Automatic Transmission Flex Plate Bolt Sequence	Automatic Transmission Flex Plate Replacement
4	Piston Oil Nozzle [6x]	—	—	10 Y (89 lb in)	Engine Block Overhaul
5	Crankshaft Bearing Cap Bolt [14x]	Yes	—	Crankshaft Bearing Cap Bolt Sequence	Crankshaft and Bearing Removal and Installation
6	Connecting Rod Bolt [12x]	Yes	—	First Pass: 20 Y (15 lb ft) Final Pass: 85 degrees	Piston and Connecting Rod Removal and Installation

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
7	Engine Front Cover Bolt [8x]	—	—	8.5 Y (75 lb in)	Crankshaft Front Oil Seal Replacement
8	Crankshaft Front Oil Seal	Yes	—	—	Crankshaft Front Oil Seal Replacement
9	Engine Block Core Hole Plug	—	Yes	85 Y(63 lb ft)	Engine Block Overhaul

Fastener Specifications (4) — figure 7

Engine Components

	Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
					e nent d Metric (English)
	1	Crankshaft Pulley Bolt [4x]	—	—	Crankshaft Pulley Bolt Sequence	Crankshaft Pulley Replacement
	2	Belt Idler Pulley	—	—	58 Y (43 lb ft)	Belt Idler Pulley Replacement
	3	Drive Belt Tensioner Bolt [2x]	—	—	22 Y (16 lb ft)	Drive Belt Tensioner Replacement

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
4	Catalytic Converter Brace Bracket Bolt [2x]	—	—	22 Y (16 lb ft)	Engine Block Overhaul
5	Oil Filler Tube Support Stud	—	—	15 Y (11 lb ft)	Oil Filler Tube Replacement
6	Oil Level Indicator Tube Bolt	—	Yes	8.5 Y (75 lb in)	Oil Level Indicator Tube Replacement
7	Oil Level Indicator Tube Stud	—	—	8.5 Y (75 lb in)	Oil Level Indicator Tube Replacement
8	Oil Level Indicator Tube Seal	Yes	—	—	Oil Level Indicator Tube Replacement
9	Generator and Air Conditioning Compressor Bracket Bolt [4x]	—	—	22 Y (16 lb ft)	Generator and Drive Belt Tensioner Bracket Replacement

Fastener Specifications (4) — figure 8

Engine Front Cover

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Engine Front Cover Stud [3x]	—	—	9 Y (80 lb in)	Engine Block Overhaul
2	Engine Front Cover Bolt	—	—	9 Y (80 lb in)	Engine Front Cover Replacement
3	Engine Front Cover Bracket Bolt [2x]	—	—	9 Y (80 lb in)	Engine Block Overhaul
4	Engine Front Cover Stud [2x]	—	—	9 Y (80 lb in)	Engine Block Overhaul

Fastener Specifications (4) — figure 9

Engine Mount - Left Side at Frame

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Engine Mount Frame Side Bolt - Left Side [3x]	Yes	Yes	130 Y (96 lb ft)	Engine Mount Replacement - Left Side

Fastener Specifications (4) — figure 10

Engine Mount - Left Side at Engine

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Engine Mount Engine Side Bolt - Left Side [2x]	Yes	Yes	65 Y (48 lb ft)	Engine Mount Replacement - Left Side

Fastener Specifications (4) — figure 11

Engine Mount - Right Side at Frame

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Engine Mount Frame Side Bolt - Right Side [3x]	Yes	Yes	130 Y (96 lb ft)	Engine Mount Replacement - Right Side

Fastener Specifications (4) — figure 12

Engine Mount - Right Side at Engine

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Engine Mount Engine Side Bolt - Right Side [2x]	Yes	Yes	65 Y (48 lb ft)	Engine Mount Replacement - Right Side

Fastener Specifications (4) — figure 13

Engine Mount Bracket- Left Side at Engine

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Engine Mount Bracket Bolt - Left Side [4x]	—	—	65 Y (48 lb ft)	Engine Mount Bracket Replacement - Left Side

Fastener Specifications (4) — figure 14

Engine Mount Bracket - Right Side at Engine

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Engine Mount Bracket Bolt - Right Side [4x]	—	—	65 Y (48 lb ft)	Engine Mount Bracket Replacement - Right Side

Fastener Specifications (4) — figure 15

Engine Wiring Harness Bracket Nut

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Engine Wiring Harness Bracket Nut [2x]	—	—	9 Y (80 lb in)	Oil Level Indicator Tube Replacement

Fastener Specifications (4) — figure 16

Fuel Injection Fuel Rail Stud

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Fuel Injection Fuel Rail Stud [3x]	—	—	6 Y (53 lb in)	Cylinder Head Overhaul

Fastener Specifications (4) — figure 17

Heater Inlet Pipe Bracket Stud

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Heater Inlet Pipe Bracket Stud	—	—	9 Y (80 lb in)	Engine Removal and Installation

Fastener Specifications (4) — figure 18

Heater Water Auxiliary Pump Bracket Bolt

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Heater Water Auxiliary Pump Bracket Bolt	—	—	22 Y (16 lb ft)	—

Fastener Specifications (4) — figure 19

Intake Manifold and Components

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Intake Manifold Bolt [9x]	—	—	Intake Manifold Bolt Sequence	Intake Manifold Replacement
2	Intake Manifold Gasket [6x]	Yes	—	—	Intake Manifold Replacement

Fastener Specifications (4) — figure 20

Intake Manifold Cover

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Intake Manifold Cover Bolt	—	—	10 Y (89 lb in)	Intake Manifold Cover Replacement
2	Upper Intake Manifold Brace Nut [3x]	—	—	9 Y (80 lb in)	Upper Intake Manifold Bracket Replacement

Fastener Specifications (4) — figure 21

Oil Pan and Lower Crankcase Extension Components

	Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
					e nent d Metric (English)
	1	Lower Crankcase Extension Bolt [7x]	Yes	—	Lower Crankcase Extension Bolt Sequence	Lower Crankcase Extension Replacement
	2	Lower Crankcase Extension Bolt [12x]	—	—	Lower Crankcase Extension Bolt Sequence	Lower Crankcase Extension Replacement
	3	Oil Pump Gasket	Yes	—	—	Lower Crankcase Extension Replacement
	4	Upper Oil Pan Gasket	Yes	—	—	Lower Crankcase Extension Replacement
	5	Oil Pump Flow Control Valve Seal	Yes	—	—	Oil Pump Flow Control Solenoid Valve Harness Replacement
	6	Oil Pump Flow Control Valve Bolt	—	—	8.5 Y (75 lb in)	Oil Pump Flow Control Solenoid
		©	2023 Gen	eral Motor	s. All rights reserved.

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
					Valve Harness Replacement
7	Engine Block Core Hole Plug	—	—	60 Y (44 lb ft)	Engine Block Overhaul
8	Engine Block Core Hole Plug	—	—	60 Y (44 lb ft)	Engine Block Overhaul
9	Oil Pump Drive Shaft Retainer	Yes	—	—	Oil Pump Replacement
10	Oil Pump Drive Shaft and Bearing	—	—	—	Oil Pump Replacement
11	Lower Crankcase Extension Bolt	—	—	Lower Crankcase Extension Bolt Sequence	Lower Crankcase Extension Replacement
12	Lower Crankcase Extension Bolt	—	—	Lower Crankcase Extension Bolt Sequence	Lower Crankcase Extension Replacement
13	Oil Pump Gasket	Yes	—	—	Oil Pump Replacement
14	Oil Pump Bolt [4x]	—	—	Oil Pump Bolt Sequence	Oil Pump Replacement
15	Oil Filter Bypass Valve	—	—	55 Y (41 lb ft)	Oil Filter Bypass Valve Replacement
16	Oil Filter	Yes	—	3/4 to 1 full turn after gasket makes contact with the sealing surface on the filter mounting flange	Engine Oil and Oil Filter Replacement
17	Oil Pump Suction Pipe Seal	Yes	—	—	Oil Pump Suction Pipe Replacement
18	Oil Pump Suction Pipe Bolt	—	—	8.5 Y (75 lb in)	Oil Pump Suction Pipe Replacement
19	Upper Oil Pan Gasket	Yes	—	—	Oil Pump Replacement

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
20	Engine Block Core Hole Plug	—	—	12 Y (106 lb in)	Engine Block Overhaul
21	Oil Pan Drain Plug	—	—	25 Y (18 lb ft)	Engine Oil and Oil Filter Replacement
22	Oil Pan Bolt [23x]	—	—	Oil Pan Bolt Sequence	Lower Oil Pan Replacement

Fastener Specifications (4) — figure 22

Oil Pump Flow Control Solenoid Valve Bolt

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Oil Pump Flow Control Solenoid Valve Bolt	—	—	8.5 Y (75 lb in)	Oil Pump Flow Control Solenoid Valve Replacement

Fastener Specifications (4) — figure 23

Timing Chain Lower Cover and Timing Components

	Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
					e nent d Metric (English)
	1	Timing Chain Cover Bolt [2x]	—	—	8.5 Y (75 lb in)	Fuel Pump Access Hole Cover Replacement
	2	Fuel Pump Access Hole Cover Seal	Yes	—	—	Fuel Pump Access Hole Cover Replacement
	3	Timing Chain Cover Bolt	—	—	Timing Chain Lower Cover Bolt Sequence	Timing Chain Lower Cover Replacement
	4	Timing Chain Guide Bolt [2x]	—	Yes	15 Y (11 lb ft)	Timing Chain Guide Replacement
	5	Timing Chain Guide Bolt [2x]	—	Yes	15 Y (11 lb ft)	Timing Chain Guide Replacement
	6	Timing Chain Tensioner Bolt [2x]	—	—	15 Y (11 lb ft)	Timing Chain Tensioner Replacement
	7	Timing Chain Guide Bolt	—	Yes	36 Y (27 lb ft)	Secondary Timing Chain Guide Replacement

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
8	Camshaft Sprocket Bolt [2x]	Yes	—	First Pass: 25 Y (18 lb ft) Final Pass: 50 degrees	Camshaft Sprocket Replacement
9	Timing Chain Tensioner Gasket	Yes	—	—	Timing Chain Tensioner Replacement
10	Timing Chain Tensioner	—	—	90 Y (66 lb ft)	Timing Chain Tensioner Replacement
11	Oil Pump Drive Bolt	—	—	36 Y (27 lb ft)	Oil Pump Sprocket Replacement
12	Timing Chain Cover Bolt [15x]	—	—	Timing Chain Lower Cover Bolt Sequence	Timing Chain Lower Cover Replacement
13	Crankshaft Rear Oil Seal	Yes	—	—	Crankshaft Rear Oil Seal Replacement

Fastener Specifications (4) — figure 24

Turbocharger Bracket Brace

Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Turbocharger Bracket Bolt	—	—	30 Y (22 lb ft)	Turbocharger Bracket Brace Replacement
2	Turbocharger Bracket Nut [2x]	—	—	15 Y (11 lb ft)	Turbocharger Bracket Brace Replacement

Automatic Transmission Flex Plate Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Automatic Transmission Flex Plate Bolt [8x]	Yes	Yes	First Pass: 35 Y (26 lb ft) Final Pass: 70 degrees	Automatic Transmission Flex Plate Replacement

Fastener Specifications (4) — figure 25

Camshaft Bearing Cap Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Camshaft Bearing Cap Bolt [28x]	—	—	8.5 Y (75 lb in)	Cylinder Head Replacement

Fastener Specifications (4) — figure 26

Camshaft Housing Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Camshaft Housing Bolt [26x]	—	—	8.5 Y (75 lb in)	Camshaft Housing Replacement
2	Camshaft Housing Bolt	—	—	8.5 Y (75 lb in)	Camshaft Housing Replacement
3	Camshaft Housing Bolt	—	—	8.5 Y (75 lb in)	Camshaft Housing Replacement

Fastener Specifications (4) — figure 27

Camshaft Housing Ladderframe Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Camshaft Housing Bolt [16x]	—	—	8.5 Y (75 lb in)	Cylinder Head Replacement

Fastener Specifications (4) — figure 28

Crankshaft Front Oil Seal Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Engine Front Cover Bolt [8x]	—	—	8.5 Y (75 lb in)	Crankshaft Front Oil Seal Replacement

Fastener Specifications (4) — figure 29

Crankshaft Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Crankshaft Bearing Cap Bolt [14x]	—	—	First Pass: 25 Y (18 lb ft) Second Pass: 35 Y (26 lb ft) Third Pass: Using EN-45059–A Angle Meter, tighten all bolts in sequence 90 degrees Final Pass: Using EN-45059–A Angle Meter, tighten all bolts in sequence 90 degrees	Crankshaft and Bearing Removal and Installation

Fastener Specifications (4) — figure 30

Crankshaft Pulley Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Crankshaft Pulley Bolt [4x]	—	—	58 Y (43 lb ft)	Crankshaft Pulley Replacement

Fastener Specifications (4) — figure 31

	Cylinder Head Bolt Sequence
	Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
					e nent d Metric (English)
	1	Cylinder Head Bolt [14x]	Yes	—	First Pass: Tighten all bolts to 40 Y (30 lb ft) Second Pass: Loosen bolts (13, 14,5, 6, 4, 3, 11, 12) completely. Third Pass: Tighten bolts (13, 14,5, 6, 4, 3, 11, 12) to 40 Y (30 lb ft) Fourth Pass: Loosen bolts (9, 10, 1, 2, 7, 8) completely. Fifth Pass: Tighten bolts (9, 10, 1, 2, 7, 8) to 40 Y (30 lb ft) Sixth Pass: Tighten all bolts to 80 Y (59 lb ft) Final Pass: Using EN-45059–A Angle	Cylinder Head Replacement
		©	2023 Gen	eral Motor	s. All rights reserved.

Fastener Specifications (4) — figure 32

Meter, tighten all bolts in sequence 225 degrees

Intake Manifold Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Intake Manifold Bolt [9x]	—	—	12 Y (106 lb in)	Intake Manifold Replacement

Fastener Specifications (4) — figure 33

Lower Crankcase Extension Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Lower Crankcase Extension Bolt - M8 [7x]	—	—	First Pass: 20 Y (15 lb ft) Final Pass: 45 degrees	Lower Crankcase Extension Replacement
2	Lower Crankcase Extension Bolt - M6 [14x]	—	—	15 Y (11 lb ft)	Lower Crankcase Extension Replacement

Fastener Specifications (4) — figure 34

Oil Pan Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Oil Pan Bolt [23x]	—	—	8.5 Y (75 lb in)	Lower Oil Pan Replacement

Fastener Specifications (4) — figure 35

Oil Pump Bolts Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Oil Pump Bolt [4x]	—	—	15 Y (11 lb ft)	Oil Pump Replacement

Fastener Specifications (4) — figure 36

Timing Chain Lower Cover Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Timing Chain Cover Bolt	—	—	8.5 Y (75 lb in)	Timing Chain Lower Cover Replacement
2	Timing Chain Cover Bolt [15x]	—	—	8.5 Y (75 lb in)	Timing Chain Lower Cover Replacement

Fastener Specifications (4) — figure 37

Timing Chain Upper Cove Bolt Sequence
Callou	Component Name [Component t Quantity]	Single Use Fastene	Thread Locking Adhesiv r/Compo Require	Specification	Procedure
				e nent d Metric (English)
1	Timing Chain Cover Bolt [4x]	—	—	8.5 Y (75 lb in)	Timing Chain Upper Cover Replacement
2	Timing Chain Cover Bolt [2x]	—	—	8.5 Y (75 lb in)	Timing Chain Upper Cover Replacement

Fastener Specifications (4) — figure 38