0899 CCP 473, which requires the court to vacate dismissals resulting from attorney neglect, does not apply to discretionary dismissals under CCP 583.410 based on the failure diligently to prosecute.
PELTIER v MCCLOUD (Discretionary Dismissal) 34 CA4 1809 [See: Tustin v Wehage 27 CA4 1557; Graham v Beers 30 CA4 1656; CCP 583.410, 473]
No guarantees.
Always check current status of cases before citing them.