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Home >> Chevrolet >> 2023 >> Tahoe SSV >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 5.3L (L84) Or 6.2L (L87) - Specifications >> Specifications >> Fastener Specifications

Fastener Specifications

GM5573236Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Cylinder Head - Left Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Cylinder Head Gasket Yes - - Cylinder Head Replacement - Left Side (L84) , or Cylinder Head Replacement - Left Side (L87)
2 Cylinder Head Bolt Yes - Cylinder Head - Left Side Bolt Torque Sequence  Cylinder Head Replacement - Left Side (L84) , or Cylinder Head Replacement - Left Side (L87)
3 Cylinder Head Bolt [9x] Yes - Cylinder Head - Left Side Bolt Torque Sequence  Cylinder Head Replacement - Left Side (L84) , or Cylinder Head Replacement - Left Side (L87)
4 Valve Stem Oil Seal [8x] Yes - - Cylinder Head Overhaul
5 Valve Rocker Arm Pivot Support Bolt [8x] - - 30 N.m (22 lb ft) Valve Rocker Arm and Push Rod Replacement - Left Side (L84) , or Valve Rocker Arm and Push Rod Replacement - Left Side (L87)
6 Valve Rocker Arm Cover Gasket Yes - - Valve Rocker Arm Cover Replacement - Left Side (L84) , or Valve Rocker Arm Cover Replacement - Left Side (L87)
7 Valve Rocker Arm Cover Bolt [9x] - - Valve Rocker Arm Cover - Left Side Bolt Torque Sequence  Valve Rocker Arm Cover Replacement - Left Side (L84) , or Valve Rocker Arm Cover Replacement - Left Side (L87)
8 Valve Rocker Arm Cover Insulator Retainer [3x] - - 9 N.m (80 lb in) Valve Rocker Arm Cover Replacement - Left Side (L84) , or Valve Rocker Arm Cover Replacement - Left Side (L87)
GM5573243Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Cylinder Head - Right Side

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Cylinder Head Gasket Yes - - Cylinder Head Replacement - Right Side (L84) , or Cylinder Head Replacement - Right Side (L87)
2 Cylinder Head Bolt [10x] Yes - Cylinder Head - Right Side Bolt Torque Sequence  Cylinder Head Replacement - Right Side (L84) , or Cylinder Head Replacement - Right Side (L87)
3 Valve Stem Oil Seal [8x] Yes - - Cylinder Head Overhaul
4 Valve Rocker Arm Pivot Support Bolt [8x] - - 30 N.m (22 lb ft) Valve Rocker Arm and Push Rod Replacement - Right Side
5 Valve Rocker Arm Cover Gasket Yes - - Valve Rocker Arm Cover Replacement - Right Side
6 Valve Rocker Arm Cover Insulator Retainer [3x] - - 9 N.m (80 lb in) Valve Rocker Arm Cover Replacement - Right Side
7 Valve Rocker Arm Cover Bolt [10x] - - Valve Rocker Arm Cover - Right Side Bolt Torque Sequence  Valve Rocker Arm Cover Replacement - Right Side
GM5573231Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Engine Accessories and Components

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Oil Level Indicator Tube Bolt - - 10 N.m (89 lb in) Oil Level Indicator Tube Replacement
2 Belt Idler Pulley - - 58 N.m (43 lb ft) Belt Idler Pulley Replacement
3 Belt Idler Pulley Bracket Bolt [3x] - - 58 N.m (43 lb ft) Belt Idler Pulley Bracket Replacement
4 Engine Wiring Harness Bolt [2x] - - 10 N.m (89 lb in) Valve Rocker Arm Oil Control Valve Extension Harness Replacement (L84) , or Valve Rocker Arm Oil Control Valve Extension Harness Replacement (L87)
5 Oil Level Indicator Tube Seal Yes - - Oil Level Indicator Tube Replacement
GM5573245Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Engine Block and Components

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Block Valley Cover Gasket Yes - - Engine Block Valley Cover Replacement (L87) , or Engine Block Valley Cover Replacement (L84)
2 Drive Motor Oil Filler Hole Plug - - 30 N.m (22 lb ft) Engine Block Valley Cover Replacement (L87) , or Engine Block Valley Cover Replacement (L84)
3 Engine Block Valley Cover Bolt [9x] - - Engine Block Valley Cover Bolt Torque Sequence  Engine Block Valley Cover Replacement (L87) , or Engine Block Valley Cover Replacement (L84)
4 Valve Lifter Follower Guide Bolt - - 12 N.m (106 lb in) Valve Lifter Follower Guide Replacement (L84) , or Valve Lifter Follower Guide Replacement (L87)
5 Valve Lifter Follower Guide Bolt [4x] - - 12 N.m (106 lb in) Valve Lifter Guide Replacement - Left Side (L84) , or Valve Lifter Guide Replacement - Left Side (L87)
Valve Lifter Guide Replacement - Right Side (L84) , or Valve Lifter Guide Replacement - Right Side (L87)
6 Piston Pin Retainer [16x] Yes - - Piston and Connecting Rod Overhaul
7 Connecting Rod Bolt [16x] Yes - First Pass: 20 N.m (15 lb ft)
Final Pass: 85 degrees		 Piston and Connecting Rod Removal and Installation
8 Engine Block Oil Gallery Plug Seal Yes - - Engine Block Overhaul
9 Crankshaft Bearing Cap Bolt - Side [10x] Yes - Crankshaft Bearing Cap Bolt - Side Torque Sequence  Crankshaft and Bearing Removal and Installation
10 Engine Block Coolant Drain Hole Plug - - 30 N.m (22 lb ft) Engine Block Overhaul
11 Engine Block Oil Gallery Plug [2x] - - 30 N.m (22 lb ft) Engine Block Overhaul
12 Piston Oil Nozzle [8x] - - 20 N.m (15 lb ft) Engine Block Overhaul
13 Crankshaft Bearing Cap Bolt- Outer- Outer Yes - Crankshaft Bearing Cap Bolt - Inner and Outer Torque Sequence  Crankshaft and Bearing Removal and Installation
14 Crankshaft Bearing Cap Bolt- Inner [10x] Yes - Crankshaft Bearing Cap Bolt - Inner and Outer Torque Sequence  Crankshaft and Bearing Removal and Installation
GM5297905Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Engine Mount - Left Side at Frame

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Mount Frame Side Bolt- Left Side [3x] - Yes Engine Mount Frame Side Bolt-Left Side Bolt Torque Sequence  Engine Mount Replacement - Left Side
GM5028836Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Engine Mount - Left Side at Engine

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Mount Engine Side Bolt- Left Side [4x] - Yes 65 N.m (48 lb ft) Engine Mount Replacement - Left Side
GM5033661Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Engine Mount - Right Side at Frame

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Mount Frame Side Bolt- Right Side [3x] - Yes Engine Mount Frame Side Bolt-Right Side Bolt Torque Sequence  Engine Mount Replacement - Right Side
GM5035238Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Engine Mount - Right Side at Engine

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Mount Engine Side Bolt- Right Side [4x] - Yes 65 N.m (48 lb ft) Engine Mount Replacement - Right Side
GM5581818Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Engine Wiring Harness Bracket Bolt

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Engine Wiring Harness Bracket Bolt - - 9 N.m (80 lb in) See ENGINE REMOVAL AND INSTALLATION (1 OF 3) , ENGINE REMOVAL AND INSTALLATION (2 OF 3) , or ENGINE REMOVAL AND INSTALLATION (3 OF 3)
GM5573262Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Front of Engine Block

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Crankshaft Balancer Bolt Yes - First Pass: 80 N.m (59 lb ft)
Final Pass: 125 degrees		 Crankshaft Balancer Replacement (with RC1) , or Crankshaft Balancer Replacement (with WTX)
2 Crankshaft Front Oil Seal Yes - - Crankshaft Front Oil Seal Replacement (with RC1) , or Crankshaft Front Oil Seal Replacement (with WTX)
3 Engine Front Cover Bolt [2x] - - Engine Front Cover Bolt Torque Sequence  Engine Front Cover Replacement (L84 with RC1) , or Engine Front Cover Replacement (L87 with RC1) , or Engine Front Cover Replacement (L84 with WTX) , or Engine Front Cover Replacement (L87 with WTX)
4 Engine Front Cover Bolt [8x] - - Crankshaft Bearing Cap Bolt - Inner and Outer Torque Sequence  Engine Front Cover Replacement (L84 with RC1) , or Engine Front Cover Replacement (L87 with RC1) , or Engine Front Cover Replacement (L84 with WTX) , or Engine Front Cover Replacement (L87 with WTX)
5 Oil Pump Bolt [4x] - - Oil Pump Bolt Torque Sequence  Oil Pump Replacement (L84 4WD with RC1 without F47) , or Oil Pump Replacement (L84 2WD with RC1) , or Oil Pump Replacement (L84 2WD with WTX) , or Oil Pump Replacement (L84 4WD with WTX without F47) , or Oil Pump Replacement (L87 4WD with RC1 without F47) , or Oil Pump Replacement (L87 4WD with WTX without F47) , or Oil Pump Replacement (L87 2WD with RC1) , or Oil Pump Replacement (L87 2WD with WTX) , or Oil Pump Replacement (L84 4WD with RC1 with F47) , or Oil Pump Replacement (L84 4WD with WTX with F47) , or Oil Pump Replacement (L87 4WD with RC1 with F47) , or Oil Pump Replacement (L87 4WD with WTX with F47)
6 Camshaft Position Actuator Solenoid Valve Yes - First Pass: 65 N.m (48 lb ft)
Final Pass: 90 degrees		 Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 4WD with RC1, without F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 4WD with WTX, without F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 2WD with RC1) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 2WD with WTX) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 4WD with WTX, without F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 2WD with WTX) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 2WD with RC1) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 4WD with RC1, without F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 4WD with RC1, with F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 4WD with WTX, with F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 4WD with WTX, with F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 4WD with RC1, with F47)
7 Camshaft Retainer Bolt [4x] - Yes Camshaft Retainer Bolt Torque Sequence  Camshaft Replacement (L84, 4WD with RC1, without F47) , or Camshaft Replacement (L84, 4WD with WTX, without F47) , or Camshaft Replacement (L84, 2WD with RC1) , or Camshaft Replacement (L84, 2WD with WTX) , or Camshaft Replacement (L84, 4WD with RC1, with F47) , or Camshaft Replacement (L84, 4WD with WTX, with F47) , or Camshaft Replacement (L87, 2WD with RC1) , or Camshaft Replacement (L87, 2WD with WTX) , or Camshaft Replacement (L87, 4WD with WTX, with F47) , or Camshaft Replacement (L87, 4WD with WTX, without F47) , or Camshaft Replacement (L87, 4WD with RC1, without F47) , or Camshaft Replacement (L87, 4WD with RC1, with F47)
8 Timing Chain Tensioner Bolt [2x] - - 25 N.m (18 lb ft) Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 4WD with RC1, without F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 4WD with WTX, without F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 2WD with RC1) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 2WD with WTX) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 4WD with WTX, without F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 2WD with WTX) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 2WD with RC1) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 4WD with RC1, without F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 4WD with RC1, with F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 4WD with WTX, with F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L84, 4WD with WTX, with F47) , or Timing Chain, Crankshaft Sprocket, Camshaft Position Actuator, and Solenoid Valve Replacement (L87, 4WD with RC1, with F47)
GM5630715Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Heater Hose Clip Bracket Bolt

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Heater Hose Clip Bracket Bolt - - 9 N.m (80 lb in) Valve Rocker Arm Cover Replacement - Right Side
GM5620579Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Heater Water Auxiliary Pump Bracket Bolt

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Heater Water Auxiliary Pump Bracket Bolt - Yes 22 N.m (16 lb ft) Engine Removal and Installation (L84, 4WD, with WTX, without F47) , or Engine Removal and Installation (L84, 2WD, with WTX, without F47) , or Engine Removal and Installation (L84, 4WD, with RC1, without F47) , or Engine Removal and Installation (L84, 2WD, with RC1, with F47) , or Engine Removal and Installation (L84, 4WD, with RC1, with F47) , or Engine Removal and Installation (L84, 4WD, with WTX, with F47) , or Engine Removal and Installation (L84, 2WD, with RC1, without F47) , or Engine Removal and Installation (L84, 2WD, with WTX, with F47) , or Engine Removal and Installation (L87, 2WD, with RC1, with F47) , or Engine Removal and Installation (L87, 4WD, with RC1, with F47) , or Engine Removal and Installation (L87, 2WD, with RC1, without F47) , or Engine Removal and Installation (L87, 4WD, with RC1, without F47) , or Engine Removal and Installation (L87, 2WD, with WTX, with F47) , or Engine Removal and Installation (L87, 4WD, with WTX, with F47) , or Engine Removal and Installation (L87, 2WD, with WTX, without F47) , or Engine Removal and Installation (L87, 4WD, with WTX, without F47)
GM5570522Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Intake Manifold and Components

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Intake Manifold Cover Bolt - - 4.5 N.m (40 lb in) Intake Manifold Cover Replacement
2 Intake Manifold Gasket [8x] Yes - - Intake Manifold Replacement (L84) , or Intake Manifold Replacement (L87)
3 Intake Manifold Bolt [10x] - Yes Intake Manifold Bolt Torque Sequence  Intake Manifold Replacement (L84) , or Intake Manifold Replacement (L87)
GM5570525Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Oil Pan and Components

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Crankshaft Oil Deflector Bolt [10x] - - 10 N.m (89 lb in) Engine Oil Level Indicator Switch Replacement (4WD with RC1 without F47) , or Engine Oil Level Indicator Switch Replacement (2WD with RC1) , or Engine Oil Level Indicator Switch Replacement (2WD with WTX) , or Engine Oil Level Indicator Switch Replacement (4WD with WTX without F47) , or Engine Oil Level Indicator Switch Replacement (4WD with RC1 with F47) , or Engine Oil Level Indicator Switch Replacement (4WD with WTX with F47)
2 Engine Oil Level Indicator Switch Bolt [2x] - - 10 N.m (89 lb in) Engine Oil Level Indicator Switch Replacement (4WD with RC1 without F47) , or Engine Oil Level Indicator Switch Replacement (2WD with RC1) , or Engine Oil Level Indicator Switch Replacement (2WD with WTX) , or Engine Oil Level Indicator Switch Replacement (4WD with WTX without F47) , or Engine Oil Level Indicator Switch Replacement (4WD with RC1 with F47) , or Engine Oil Level Indicator Switch Replacement (4WD with WTX with F47)
3 Engine Oil Level Indicator Switch O-Ring Seal Yes - - Engine Oil Level Indicator Switch Replacement (4WD with RC1 without F47) , or Engine Oil Level Indicator Switch Replacement (2WD with RC1) , or Engine Oil Level Indicator Switch Replacement (2WD with WTX) , or Engine Oil Level Indicator Switch Replacement (4WD with WTX without F47) , or Engine Oil Level Indicator Switch Replacement (4WD with RC1 with F47) , or Engine Oil Level Indicator Switch Replacement (4WD with WTX with F47)
4 Oil Pump Suction Pipe Bolt [2x] - - - Oil Pan Replacement (4WD with RC1 without F47) , or Oil Pan Replacement (2WD with RC1) , or Oil Pan Replacement (2WD with WTX) , or Oil Pan Replacement (4WD with WTX without F47) , or Oil Pan Replacement (4WD with RC1 with F47) , or Oil Pan Replacement (4WD with WTX with F47)
5 Oil Pan High Pressure Port Seal [2x] Yes - - Engine Oil Level Indicator Switch Replacement (4WD with RC1 without F47) , or Engine Oil Level Indicator Switch Replacement (2WD with RC1) , or Engine Oil Level Indicator Switch Replacement (2WD with WTX) , or Engine Oil Level Indicator Switch Replacement (4WD with WTX without F47) , or Engine Oil Level Indicator Switch Replacement (4WD with RC1 with F47) , or Engine Oil Level Indicator Switch Replacement (4WD with WTX with F47)
6 Oil Pan Cover Gasket Yes - - Oil Pan Replacement (4WD with RC1 without F47) , or Oil Pan Replacement (2WD with RC1) , or Oil Pan Replacement (2WD with WTX) , or Oil Pan Replacement (4WD with WTX without F47) , or Oil Pan Replacement (4WD with RC1 with F47) , or Oil Pan Replacement (4WD with WTX with F47)
7 Oil Pan Cover Bolt [2x] - - 10 N.m (89 lb in) -
8 Oil Pan Bolt [2x] - - Oil Pan Bolt Torque Sequence  Oil Pan Replacement (4WD with RC1 without F47) , or Oil Pan Replacement (2WD with RC1) , or Oil Pan Replacement (2WD with WTX) , or Oil Pan Replacement (4WD with WTX without F47) , or Oil Pan Replacement (4WD with RC1 with F47) , or Oil Pan Replacement (4WD with WTX with F47)
9 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
10 Oil Pan Drain Plug - - 25 N.m (18 lb ft) Engine Oil and Oil Filter Replacement
11 Oil Filter Fitting - - 55 N.m (41 lb ft) Oil Filter Fitting Replacement
12 Oil Pan Bolt [14x] - - Oil Pan Bolt Torque Sequence  Oil Pan Replacement (4WD with RC1 without F47) , or Oil Pan Replacement (2WD with RC1) , or Oil Pan Replacement (2WD with WTX) , or Oil Pan Replacement (4WD with WTX without F47) , or Oil Pan Replacement (4WD with RC1 with F47) , or Oil Pan Replacement (4WD with WTX with F47)
13 Oil Pan Front Seal Yes - - Oil Pan Replacement (4WD with RC1 without F47) , or Oil Pan Replacement (2WD with RC1) , or Oil Pan Replacement (2WD with WTX) , or Oil Pan Replacement (4WD with WTX without F47) , or Oil Pan Replacement (4WD with RC1 with F47) , or Oil Pan Replacement (4WD with WTX with F47)
14 Engine Oil Level Switch Clip - - - Engine Oil Level Indicator Switch Replacement (4WD with RC1 without F47) , or Engine Oil Level Indicator Switch Replacement (2WD with RC1) , or Engine Oil Level Indicator Switch Replacement (2WD with WTX) , or Engine Oil Level Indicator Switch Replacement (4WD with WTX without F47) , or Engine Oil Level Indicator Switch Replacement (4WD with RC1 with F47) , or Engine Oil Level Indicator Switch Replacement (4WD with WTX with F47)
GM5570526Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Rear of Engine

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Automatic Transmission Flex Plate Bolt [8x] Yes Yes Automatic Transmission Flex Plate Bolt Torque Sequence  Automatic Transmission Flex Plate Replacement (2WD) , or Automatic Transmission Flex Plate Replacement (4WD)
2 Crankshaft Rear Oil Seal Yes - - Crankshaft Rear Oil Seal Housing Replacement (2WD) , or Crankshaft Rear Oil Seal Housing Replacement (4WD)
3 Crankshaft Rear Oil Seal Housing Bolt [12x] - - Crankshaft Rear Oil Seal Housing Bolt Torque Sequence  Crankshaft Rear Oil Seal Housing Replacement (2WD) , or Crankshaft Rear Oil Seal Housing Replacement (4WD)
4 Crankshaft Rear Oil Seal Housing Gasket Yes - - Crankshaft Rear Oil Seal Housing Replacement (2WD) , or Crankshaft Rear Oil Seal Housing Replacement (4WD)
GM5644122Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Transmission Fluid Cooler Pipe Clip Bolt

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Transmission Fluid Cooler Pipe Clip Bolt - - 9 N.m (80 lb in) See ENGINE REMOVAL AND INSTALLATION (1 OF 3) , ENGINE REMOVAL AND INSTALLATION (2 OF 3) , or ENGINE REMOVAL AND INSTALLATION (3 OF 3)
GM5628053Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Valve Lifter Oil Solenoid Valve

Callout Component Name [Component Quantity] Single Use Fastener/Component Thread Locking Adhesive Required Specification Procedure
Metric (English)
1 Camshaft Position Actuator Solenoid Valve Bolt [8x] - - 10 N.m (89 lb in) Valve Lifter Oil Solenoid Valve Replacement (L87) , or Valve Lifter Oil Solenoid Valve Replacement (L84)
2 Positive Crankcase Ventilation Oil Separator Bolt [4x] - - 10 N.m (89 lb in) Valve Rocker Arm Oil Control Valve Harness Replacement (L87) , or Valve Rocker Arm Oil Control Valve Harness Replacement (L84)
3 Wiring Harness Connector Seal Yes - - Valve Rocker Arm Oil Control Valve Harness Replacement (L87) , or Valve Rocker Arm Oil Control Valve Harness Replacement (L84)
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