Call:
arima(x = Cars_Del, order = c(1, 0, 1), seasonal = list(order = c(1, 1, 1), 
    period = 24))

Coefficients:
         ar1      ma1    sar1     sma1
      0.9798  -0.7311  0.5311  -1.0000
s.e.  0.0051   0.0138  0.0203   0.0105

sigma^2 estimated as 531295979:  log likelihood = -22165.32,  aic = 44340.64