Chevrolet Cobalt Service & Repair Manual: Axle Shaft Oil Seal R&R
1. |
Raise and suitably support the vehicle. |
2. |
Remove the front wheel and tire assemblies. |
3. |
Insert a punch or drift in the cooling
fins of the brake rotor. |
4. |
Using a breaker bar and the appropriate
size socket, loosen the wheel drive shaft nut. |
5. |
Have an assistant apply the brakes. |
6. |
Remove the wheel drive shaft nut (2)
from the wheel drive shaft (1) and discard. DO NOT reuse the wheel
drive shaft nut. Use new nut only, Fig. 1. |
7. |
Using special tool No. J-28733-B, separate
the wheel drive shaft from the steering knuckle. |
8. |
Remove the lower ball joint from the
steering knuckle, Fig. 2. |
9. |
Using special tool No. J-2619-A and
special tool No. J-45341, remove the wheel drive shaft. |
10. |
Use special tool No. J-23907 in order
to remove the seal. |
11. |
Inspect the seal bore for nicks or
for burrs. Clean the bore with a fine grade sandpaper, if necessary. |
12. |
If the wheel drive shaft seal is found
to be defective, replace the seal. |
13. |
Reverse procedure to install, noting
the following: |
|
a. |
Use special tool No. J-44385 and special
tool No. J-7079-2 in order to install a new seal. Ensure the seal
is seated flush to the outer bore area, Fig. 3. |
|
b. |
Lubricate the seal with transmission
fluid. |
|
c. |
Torque wheel drive nut to 155
ft. lbs. |
|

Fig. 1 Wheel drive shaft nut and drive shaft replacement

Fig. 2 Lower ball joint and drive shaft replacement

Fig. 3 Axle shaft oil seal replacement
Refer to Fig. 1
when performing the following procedure.
1.
Raise and support the vehicle.
2.
Remove the rear tires and wheels ...
See also:
Chevrolet Cobalt Owners Manual. Interior Cleaning
The vehicle's interior will continue to look its best if
it is cleaned often. Although not always visible, dust
and dirt can accumulate on the upholstery. Dirt can
damage carpet, fabric, leather, and plastic surfaces.
Regular vacuuming is recommended to remove
particles from the upholstery. It ...
Chevrolet Cobalt Owners Manual
Chevrolet Cobalt Service Manual