Front Caster Adjustment

1999 Cadillac Seville SLS V8-4.6L VIN YSECTION Front Caster Adjustment




1. Remove the top strut mounting bolts.
2. Lift the front of the vehicle by the body to separate the strut from the inner wheel house. Refer to Vehicle Lifting.





3. Using a round file, enlarge the bolt hole opening in the strut tower at the front and rear of the strut mounting holes on the left and right strut towers.
4. Pull out the guide pins.
5. File the excess metal to make the slotted holes.
6. Paint the exposed metal with rust preventive paint or primer.
7. Lower the front of the vehicle.
8. Install the strut attaching bolts, but do not tighten them at this time.
9. Adjust the caster by moving the top of the strut forward or rearward. A 1 mm (0.040 inch) position change at the tower is about equal to 0.1 degree change in caster. Set the caster to the required specification.

NOTICE: Refer to Fastener Notice in Service Precautions.

10. Tighten the strut mounting bolts.
- Tighten the strut mounting bolts to 48 Nm (35 ft. lbs.).

11. Recheck the caster setting after tightening.
12. Readjust the caster setting if necessary.
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.