Chevrolet Trax: Wheel stud replacement

Special Tools

CH-43631 Ball Joint Separator

For equivalent regional tools, refer to Special Tools.

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
3. Remove the front wheel bearing and hub assembly. Refer to Front Wheel Bearing and Hub Replacement.

Fig. 29: Wheel Stud And Separator

4. Use the CH-43631 separator (2) to remove the wheel stud (1) from the front wheel bearing and hub assembly. Discard the stud.

Installation Procedure

Fig. 30: Wheel Hub Flange, Lug Nut And Washers

1. Install a NEW wheel stud in the front wheel bearing and hub assembly flange (2).
2. Position flat washers (3) and an old wheel nut (1) on the wheel stud.
3. Use a pry bar to prevent the front wheel bearing and hub assembly flange from turning.
4. Tighten the wheel nut until the wheel stud is firmly seated in the front wheel bearing and hub assembly flange.
5. Remove the wheel nut and the flat washers.
6. Install the front wheel bearing and hub assembly. Refer to Front Wheel Bearing and Hub Replacement.
7. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .

STRUT AND SHOCK ABSORBER INSPECTION

NOTE: The strut assembly DOES NOT have to be removed from the vehicle to perform the following inspection procedure.

NOTE: A light film of oil on the top portion of the strut is normal. DO NOT replace the strut for this condition.

Fig. 31: Illustrating Of Strut Conditions

Condition 1

Oil or fluid residue only on the bottom of the strut tube or on other strut components and not originating from the shaft seal, is not a strut related problem. DO NOT replace the strut, look for other external leaks.

Condition 2

Light film/residue on the strut tube, but not on the spring seat and originating from the shaft seal, is a NORMAL condition. DO NOT replace the strut.

Condition 3

Oil drip or trail down the strut tube and originating from the shaft seal, is an ABNORMAL condition. Replace the strut.

Condition 4

Extreme wet film of oil covering the strut tube and pooling in the spring seat and originating from the shaft seal, is an ABNORMAL condition. Replace the strut.

Inspection

1. Verify the customer's concern is present. If the concern is present, continue to the next step. If the concern is not present, then the vehicle is operating normally.

NOTE: The strut assembly DOES NOT have to be removed from the vehicle to perform the following inspection procedure.

2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
3. Visually inspect each of the shock absorbers or struts for external fluid leaks. Refer to the following conditions 1, 2 , 3 , and 4 for visual inspection.

• If conditions 1 or 2 are found, continue to step 4.
• If conditions 3 or 4 are found, replace strut. Refer to Strut Replacement.

4. If equipped with electronic suspension control system, ensure that the system is working properly. Refer to Diagnostic Starting Point-Electronic Suspension Control.
5. Use your hands in order to lift up and push down on each corner of the vehicle 3 times. Remove your hands from the vehicle. If the corner motion exceeds 2 cycles, replace the strut. If the strut does not exceed 2 cycles, NO repair is necessary.

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