Core Viewpoint - The article highlights the ongoing issues of customer exploitation and poor service quality at 4S dealerships, emphasizing the need for better regulation and consumer protection in the automotive service industry [1][2][3][4]. Group 1: Customer Complaints - Multiple car owners have reported issues with 4S dealerships, including vague warranty terms and refusal to honor service agreements, leading to out-of-pocket expenses for repairs [1][2]. - A specific case involved a customer who paid 3399 yuan for a "lifetime warranty" but was denied coverage for battery damage, which the dealership claimed was not due to natural wear [1]. - Another customer discovered that parts replaced under warranty were substituted with inferior aftermarket components without their knowledge [1]. Group 2: Regulatory and Oversight Issues - Experts point out that the exploitation of customers by 4S dealerships is a result of regulatory gaps, including insufficient oversight from manufacturers and government agencies [2][3]. - There is a lack of stringent assessment of service quality by manufacturers, who primarily focus on sales and after-sales revenue, allowing substandard practices to persist [2]. - The regulatory framework is criticized for being outdated, with low penalties for violations that do not deter misconduct, and a lack of clear definitions for terms like "over-repair" [3][4]. Group 3: Recommendations for Improvement - Experts suggest that manufacturers should be held accountable by incorporating after-sales complaint rates into their performance evaluations and imposing heavy penalties on non-compliant dealerships [3][4]. - There is a call for the establishment of a "blacklist" system for repeat offenders among 4S dealerships, along with the development of clear automotive repair service standards [4]. - Consumer education initiatives are recommended to enhance awareness of common fraud tactics in automotive repairs, alongside the promotion of independent third-party repair services to foster competition and transparency [4].