Chevrolet, Buick and Cadillac in China
By email:  CAC@shanghaigm.com
By mail:    Customer Assistance Center, Shanghai GM, 199 Jiaqiao Road, Shanghai, 201206, China  
By phone:
Buick:       8008202020 or 4008202020
Cadillac:    8008201902 or 4008201902
Chevrolet:  8008201912 or 4008201912

Baojun and Wuling
By email:   gkzck@sgmw.com.cn 
By mail:     Customer Assistance Center, SAIC-GM-Wuling, 18 Hexi Road, Liuzhou, Guangxi, 545007, China
By phone:  +86 400-889-5050

Jiefang or Kuncheng
By mail:     Customer Assistance Center, FAW-GM, 999 Dalian Road, Economic Development Zone, Changchun 130011, China
By phone:  +86 (431) 8910-5702