Chevrolet Sonic Repair Manual: Crankshaft and Bearing Installation

Chevrolet Sonic Repair Manual / Powertrain / Engine / Engine Block / Cylinder Block / Crankshaft and Bearing Installation

Special Tools

EN-45059 Torque Angle Sensor Kit

For equivalent regional tools, refer to Special Tools

Note:

Inspect the installation position.

Install the crankshaft bearing clips, oil bearing clips.
Install the crankshaft.

Note:

Inspect the installation position.

Install the crankshaft bearing caps 1-4.

Oil bearing clips.
Install the 8 NEW crankshaft bearing cap bolts.

Note:

Inspect the installation position.

Install the crankshaft bearing cap.

Apply black adhesive sealing compound to the grooves of the rear crankshaft bearing cap.
Install the 2 NEW crankshaft bearing cap bolts.

Caution:

Refer to Fastener Caution.

Caution:

Refer to Torque-to-Yield Fastener Caution.

Tighten the bolts for the crankshaft bearing caps (1) in 3 passes using the EN-45059 sensor kit:

First pass to 50 Y (37 lb ft)
Second pass to 45°
Third pass to 15°

Note:

Inspect the installation position.

Install the connecting rod bearing caps 2 and 3 (1) and oil the bearing clips.

Install 4 NEW connecting rod bearing cap bolts and tighten in 3 passes use the EN-45059 sensor kit:

First pass to 35 Y (26 lb ft)
Second pass to 45°
Third pass to 15°

Turn the crankshaft through 180°

Note:

Inspect the installation position.

Install the connecting rod bearing caps 1 and 4 (1) and oil the bearing clips.

Install 4 NEW connecting rod bearing cap bolts and tighten in 3 passes use the EN-45059 sensor kit:

First pass to 35 Y (26 lb ft)
Second pass to 45°
Third pass to 15°

Crankshaft and Bearing Cleaning and Inspection

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Crankshaft and Bearing Removal

Identify all the connecting rod bearing caps (1). Remove the 4 bolts. Remove the connecting rod bearing caps 1 and 4 (1). Turn the crankshaft through 180 ...

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