Chevrolet Cobalt Service & Repair Manual: Crankshaft Damper R&R

Removal

1.	Raise and support vehicle.

2.	Remove front tire and wheel assembly.

3.	Remove front fender liner.

4.	Turn drive belt tensioner clockwise.

5.	Remove serpentine drive belt.

6.	Prevent crankshaft from rotating by install harmonic balancer holder tool No. J38122A, or equivalent.

7.	Remove mounting bolt and crankshaft balancer. Discard bolt.

8.	Reverse procedure to install.

1. Rotate the crankshaft to a position where the connecting rod bolts are the most accessible, Fig. 1. 2. Mark the connecting rod an ...

Method A 1. Measure the crankshaft bearing journal diameter with a micrometer in several places, 90 degrees apart. Average the measurements. ...

Chevrolet Cobalt Owners Manual