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In August, the number of car complaints increased by 14.1% year-on-year: components aging became a severely affected area

2025-09-19 03:17:33 car

In August, the number of car complaints increased by 14.1% year-on-year: components aging became a severely affected area

Recently, domestic automobile consumer market monitoring data showed that the number of car complaints in August 2023 increased by 14.1% year-on-year, of whichPart aging problemBecome the core focus of consumer complaints. As the number of cars continues to increase and the service life of vehicles is extended, the durability problems of parts of some models are gradually exposed, attracting widespread attention.

The following is the statistics and analysis of the number of car complaints in August 2023:

In August, the number of car complaints increased by 14.1% year-on-year: components aging became a severely affected area

RankingTypes of complaintsPercentageYear-on-year changes
1Aging of components (such as rubber parts, seal strips, wiring harnesses, etc.)32.5%+18.3%
2Transmission jerks/anomalous sound24.7%+6.2%
3Engine fault light on/off fuel consumption15.8%+9.5%
4Vehicle electronic system failure12.1%+22.4%
5Rusty body/paint surface falls off8.9%+11.7%

The problem of component aging is concentrated

From the data,Component aging problems account for as much as 32.5%, and the year-on-year increase was significant. Consumer feedback shows thatVehicles over 5 years of ageThere are common problems such as cracking of rubber seals and oxidation and short circuit of wire harnesses. For example, a Japanese brand model has caused many complaints about the engine compulsory spontaneous combustion risk due to insufficient cabin wiring harness protection; other German models have caused water leakage in the interior due to aging and blockage of the sunroof drain pipe.

Three major factors aggravate complaint growth

1.Material cost pressure: In recent years, some automakers have selected alternative materials with poor durability to control costs;
2.Extreme weather effects: High temperature and heavy rain in summer accelerates the aging of rubber and plastic parts;
3.Improve consumer awareness: The popularity of third-party testing tools makes implicit quality problems more likely to be discovered.

Comparison of car companies' response measures

Brand TypeTypical measuresConsumer satisfaction
Joint venture brandExtended warranty period of consumable parts to 5 years68.2%
Independent brandFree replacement of aging parts + compensation coupons72.5%
Imported BrandsPaid upgraded and improved parts41.3%

Industry experts' advice

Experts from the National Automobile Quality Supervision and Inspection Center pointed out:"Car companies need to establish a full life cycle quality traceability system", especially for parts that are prone to aging, should:
1. Strengthen accelerated aging test during the R&D stage;
2. Regularly publish component maintenance guidelines;
3. Carry out active recall of high-incidence vehicle models.

Consumer Rights Protection Guide

When encountering component aging problems, it is recommended:
1. Submit complete maintenance records through the "National Auto Complaint Platform";
2. Require 4S store to issue it<质量缺陷鉴定报告>;
3. For common problems, we can join hands with other car owners to initiate collective rights protection.

As the trend of automobile "aging" intensifies, the industry expects that the number of complaints about component aging will continue to maintain an annual growth rate of more than 10% in the next three years. How to balance cost control with long-term durability will become a new technical direction for car companies.

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