Assemble Procedure

WARNING: This page is about a different variant/trim than selected.

Fig 1: Exploded View Of Balancer Shaft Housing Components
Courtesy of GENERAL MOTORS COMPANY

CAUTION:
Refer to Component Fastener Tightening Caution .

Engine Block Lower Structural Extension Core Hole Plug (6) - Install and tighten - Fastener Specifications
Balancer Shaft Front Bearing (5) - Install [6x]
NOTE:
Add engine oil to all bearings.
Balancer Drive Shaft (2) - Install
Balancer Driven Shaft (1) - Install
Balancer Shaft Bearing Cap (4) - Install

CAUTION:

Refer to Fastener Caution .

Balancer Shaft Bearing Bolt (3) - Install and tighten - Fastener Specifications
Courtesy of GENERAL MOTORS COMPANY

NOTE:
Add engine oil to all bearings.

Balancer Shaft Front Bearing (1) - Install [4x]
Courtesy of GENERAL MOTORS COMPANY

Oil Pump Locating Pin (3) - Install [2x]
Oil Pump Seal (4) - Install NEW
Oil Pump Flow Control Solenoid Valve (2) - Install
Oil Pump Flow Control Solenoid Valve Bolt (1) - Install and tighten - Fastener Specifications
Courtesy of GENERAL MOTORS COMPANY

Oil Pump Gasket (1) - Install NEW
Oil Pump Drive Shaft (2) - Install
NOTE:
Do not apply pressure to oil pump drive shaft during install. Doing so can cause damage to internal teeth of the oil pump.
Oil Pump (5) @ Balancer Shaft Housing (4) - Install
Oil Pump Bolt (5) - Install [3x] - Fastener Specifications
Courtesy of GENERAL MOTORS COMPANY

Install the balancer shaft housing (1) along with the oil pump.
Courtesy of GENERAL MOTORS COMPANY

NOTE:
Mind the different bolt lengths.

Balancer Shaft Housing Bolt (1, 2) - Install and tighten in sequence [7x] - Fastener Specifications
Courtesy of GENERAL MOTORS COMPANY

Engine Oil Temperature Sensor (1) - Install and tighten - Fastener Specifications
Fig 2: Exploded View Of Lower Crankcase Extension Components
Courtesy of GENERAL MOTORS COMPANY

Positive Crankcase Ventilation Oil Separator Drain Pipe (2) - Install and tighten - Fastener Specifications
Engine Oil Level Indicator Control Module Wiring Harness (7) - Install
Engine Wiring Harness Bolt (8) - Install and tighten - Fastener Specifications
Engine Wiring Harness Clip (3) - Clip [2x]
Electrical Connector (1) @ Oil Pump Flow Control Solenoid Valve - Connect
Balancer Shaft Access Hole Plate (6) - Install
NOTE:
Need to twist in.
Balancer Shaft Access Hole Washer (5) - Install
Engine Wiring Harness Bracket Nut (4) - Install and tighten - Fastener Specifications