
Car GPF is a particulate filter, which can be removed, but there are many sequelae after removal. At the same time, the GPF still needs to be replaced during the annual vehicle inspection. The following is a detailed introduction about the annual vehicle inspection: 1. Overview: Annual vehicle inspection refers to the annual inspection of vehicles that have already obtained official license plates and driving licenses, conducted in accordance with the "Technical Conditions for Motor Vehicle Operation Safety." The purpose is to check the main technical conditions of the vehicle, urge the strengthening of vehicle maintenance, keep the vehicle in good condition, and ensure driving safety. 2. Others: For passenger vehicles used for commercial purposes, inspections are conducted once a year within the first 5 years. After 5 years, inspections are conducted every 6 months. For cargo vehicles and large or medium-sized non-commercial passenger vehicles, inspections are conducted once a year within the first 10 years. After 10 years, inspections are conducted every 6 months. Annual vehicle inspections are divided into initial inspections and regular inspections.


