Chevrolet Sonic Repair Manual: Strut and Shock Absorber Inspection

Chevrolet Sonic Repair Manual / Chassis / Suspension / 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.

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

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.

Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
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.

If equipped with electronic suspension control system, ensure that the system is working properly. Refer to Diagnostic Starting Point-Electronic Suspension Control.

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.

Shock Absorber Replacement

Shock Absorber Replacement Callout Component Name Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking ...

Strut and Shock Absorber Inspection (Shock Absorber)

Note: The shock absorber 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 lower sho ...

Other materials:

Manual Mode
To use this feature: 1. Move the shift lever from D (Drive) rearward to M(Manual Mode). While driving in manual mode, the transmission will remain in the driver selected gear. When coming to a stop in the manual position, the vehicle will automatically shift into 1 (First) gear. 2. Press th ...

Rear Side Door Window Replacement (Hatchback)
Rear Side Door Window Replacement Callout Component Name Warning: Refer to Glass and Sheet Metal Handling Warning. Preliminary Procedures Remove the rear side door trim panel. Refer to Rear Side Door Trim ...

Knock Sensor System Description
Circuit/System Description The knock sensor system enables the engine control module (ECM) to control the ignition timing for the best possible performance while protecting the engine from potentially damaging levels of detonation. The ECM uses the knock sensor system to test for ...

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