Chevrolet Sonic Repair Manual: 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.
- 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).
- Install a NEW crankshaft balancer bolt.
- 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.
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).
Note:
Never re-use the crankshaft balancer bolt.
Caution:
Refer to Fastener Caution.
Caution:
Refer to Torque-to-Yield Fastener Caution.
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:
Rear Side Door Opening Floor Carpet Retainer Replacement
Rear Side Door Opening Floor Carpet Retainer Replacement
Callout
Component Name
Preliminary Procedure
Remove the rear seat cushion. Refer to Rear Seat Cushion Removal and
Installation.
1
Rear Si ...
Steering Linkage Inner Tie Rod Inspection
Special Tools
GE-8001 Dial Indicator Set
For equivalent regional tools, refer to Special Tools.
Note: This inspection procedure does not supersede local government
required inspections that have more stringent requirements.
Turn the ignition key to the ON position with the eng ...
Automatic Transmission Flex Plate Installation
Special Tools
EN-652 Automatic Transmission Flex Plate Holder
For equivalent regional tools, refer to Special Tools.
Clean the automatic transmission flex plate bolt threads.
Install the automatic transmission flex plate (2) and the EN-652
holder to hold the automatic trans ...
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