Preliminary Alignment Inspection

1999 Chevrolet Lumina V6-3.8L VIN KSECTION Preliminary Alignment Inspection
IMPORTANT:
- Check and set the alignment with a full fuel tank.
- Jounce the vehicle three times before checking the alignment to eliminate false readings.
- Check the rear and the front suspension dimensions according to Trim Height Specifications in Suspension Diagnosis.
- Set the toe left side and set the toe right side separately per wheel. Set the steering wheel angle at O degrees + 3.5 degrees.
- Cross caster within 0.75 degrees.
- Slot the strut tower.
- Cross camber within 0.75 degrees.

Loose and/or worn suspension parts will prevent an accurate setting of the alignment angles.

Perform the following checks and inspections to ensure correct alignment readings before making any alignment adjustments:
1. Inspect the tires for the proper inflation pressures.
2. Inspect the tires for normal tread wear.
3. Inspect the hub and the bearing assemblies for excessive wear.
4. Inspect the ball joints for proper tightness.
5. Inspect the tie rods for proper tightness.
6. Inspect the run-out of the wheels and tires. Check for bent wheels or faulty tires.
7. Inspect the steering gear for looseness at the frame.
8. Inspect for improperly operating struts.
9. Inspect the control arms for loose bushings.
10. Inspect for loose or missing stabilizer shaft attachments.
11. Inspect the frame alignment to the body.
12. Inspect the frame fasteners for proper torque.
13. Inspect the frame insulators for wear and/or damage.
14. Become familiar with the instructions furnished by the equipment manufacturer before checking the alignment. The methods vary with different equipment.
15. Regardless of the equipment used to adjust the alignment the vehicle must be on a level surface both fore-and-aft and sideways.

Adjust the four-wheel alignment in the following order:
1. Rear wheel camber
2. Rear wheel toe and tracking
3. Front wheel camber
4. Front wheel toe and steering wheel angle

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.