What is the reason for the sudden failure to start the Excelle?

[StLondyn]

The main reason is the wear of the starter motor's brushes or improper brush surface, leading to poor contact with the commutator. Below is relevant information about the Buick Excelle: 1. Introduction: The Buick Excelle is based on General Motors' global platform. The prototype of the Excelle is the latest globally developed mid-size sedan by General Motors, primarily designed and developed by GM Daewoo Auto & Technology (GMDAT). On April 21, 2003, SAIC-GM launched the new mid-size car, known as the "middle Buick" Excelle. SAIC-GM grandly introduced the "Buick Excelle" based on a brand-new product platform, officially entering the highly potential mid-size car market. 2. Vehicle Positioning: The Buick Excelle is positioned as an entry-level family car, featuring a dynamic exterior and high-quality interior, offering the quality enjoyment of a "first car in life"; the new drive system is smooth and fuel-efficient, while the entire series comes standard with the 10th generation OnStar full-time online assistance, built-in 4G-LTE mobile hotspot, utilizing eConnect intelligent connectivity technology, supporting Apple CarPlay and Baidu CarLife, among others.