Chevrolet Sonic Repair Manual: Crankshaft Balancer Installation

Chevrolet Sonic Repair Manual / Powertrain / Engine / Engine Block / Cylinder Block / Crankshaft Balancer Installation

Special Tools

EN-470–B Angular Torque Wrench
EN-956?E Extension
EN-49979 Crankshaft Shock Mount Retainer

For equivalent regional tools, refer to Special Tools.

Note:

The crankshaft balancer flange must fit to the hexagon of the oil pump rotor (2) and to the two-flat of the crankshaft (1).

Install the crankshaft balancer by carefully pressing into position.

Measure the distance a
between the crankshaft balancer (2) and the engine front cover (1). The distance a
should be 5.5 mm (0.21654 in).

Note:

Never re-use the crankshaft balancer bolt.

Install a NEW crankshaft balancer bolt.

Caution:

Refer to Fastener Caution.

Caution:

Refer to Torque-to-Yield Fastener Caution.

Tighten the crankshaft balancer bolt (4) while holding the crankshaft balancer (3) with EN-49979 retainer (1) and EN-956?E extension (2) in the following order:

Tighten the crankshaft balancer bolt to 150 Y (111 lb ft)
.
Tighten the crankshaft balancer bolt to an additional 45 degrees
, using EN-470–B wrench.

Crankshaft Sprocket Replacement

Crankshaft Sprocket Replacement Callout Component Name Preliminary Procedure Remove the timing belt. Refer to Timing Belt Repla ...

Crankshaft Balancer Removal

Special Tools EN-652 Flywheel Holder For equivalent regional tools, refer to Special Tools. Install the EN-652 holder (1). Lock the flywheel (2) or the automatic transmis ...

Other materials:

Engine Replacement
Special Tools EN-48244 Engine Assembly Remove/Install Pallet Supporter Removal Procedure Remove the battery and battery tray. Refer to Battery Tray Replacement. Relieve the fuel system pressure. Refer to Fuel Pressure Relief. Recover the refrigerant. Refer to Refrigera ...

Throttle Body Heater Inlet Hose Replacement (LUW)
Throttle Body Heater Inlet Hose Replacement Callout Component Name Preliminary Procedure Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement. Drain the cooling system. Refer to Cooling System ...

Engine Mount Replacement - Right Side
.. Engine Mount Replacement - Right Side Callout Component Name Preliminary Procedures Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement. Install the engine support fixture. Refer to Engine Support ...

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