Which practice enhances customer trust according to service consultant standards?

Regularly updating customers on their vehicle’s status significantly enhances trust because it demonstrates transparency and effective communication. When customers are kept informed about the progress of their repairs, they feel valued and assured that their vehicle is receiving the attention it needs. This practice fosters a relationship built on reliability, as customers can see that the service consultant is actively involved and cares about their experience. By providing timely information, customers are less likely to feel anxious about the process and more willing to trust the service provider's expertise. Establishing such communication allows for the building of a strong rapport, which is essential in customer service and crucial for customer retention.

The other options do not hold the same level of impact on building trust. Vague timelines can lead to frustration and uncertainty, while offering discounts might create a superficial sense of loyalty without addressing the core customer service experience. Lastly, having a formal complaint process is certainly valuable, but it is reactive rather than proactive in building trust; it primarily addresses issues after they arise rather than preventing them through ongoing communication.