After-sales services | Satisfaction dimension | Dissatisfaction dimension | Total customer satisfaction | |
Maintenance | M (43) | 0.99 | −0.37 | 0.62 |
Spare parts supply | O (34) | 0.97 | −0.53 | 0.44 |
Online service (telephone) | M (36) | 0.93 | −0.47 | 0.46 |
Car washing | M (31) | 0.81 | −0.51 | 0.30 |
Inspection | O (41) | 0.93 | −0.66 | 0.27 |
Warranty | O (33) | 0.94 | −0.54 | 0.40 |
Training (driving orientation) | O (34) | 0.93 | −0.56 | 0.37 |
Documentation | O (35) | 0.96 | −0.82 | 0.14 |