Worn struts

Inspect front struts.

Refer to Struts or Shock Absorbers Weak in Suspension General Diagnosis.

Alignment out of adjustment

Inspect wheel alignment , adjust as necessary. Refer to Wheel Alignment Measurement in Wheel Alignment.

Variable effort system malfunction

Inspect varible effort steering system, Repair as necessary.

Refer to Variable Effort Steering Diagnosis in Varible Effort Steering System.

Weak or broken springs

Inspect for weak or broken springs. Replace as necessary.

Refer to Strut, Strut Component, and Spring Replacement in Front Suspension.