Trim Height Inspection Procedure

2006 Chevrolet Optra (CANADA) L4-2.0LSECTION Trim Height Inspection Procedure



Trim Height Inspection Procedure

Use the following procedure to inspect for excessive friction in the front suspension:

1. Enlist the help of another technician to lift up on the front bumper, raising the vehicle as high as possible.
2. Slowly release the bumper, allowing the vehicle to assume its normal trim height. Refer to General Description Front Suspension.
3. Measure the distance from the street level to the center of the bumper.
4. Push down on the bumper, release slowly, and allow the vehicle to assume its normal trim height.
5. Measure the distance from the street level to the center of the bumper.
6. The difference between the 2 measurements should be less than 12.7 mm (0.5 in). If the difference exceeds this limit, inspect the control arms, the struts, and the ball joints for damage or wear.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.