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About product and suppliers:
        Alibaba.com offers 1,340 gm wiring harness products. About 72% of these are wiring harness. 

A wide variety of gm wiring harness options are available to you, such as electronic, automobile, and motorcycle. You can also choose from free samples, paid samples. 

There are 1,341 gm wiring harness suppliers, mainly located in Asia. The top supplying countries are China (Mainland), South Korea, and India, which supply 99%, 1%, and 1% of gm wiring harness respectively. 

Gm wiring harness products are most popular in North America, South America, and Central America. 

You can ensure product safety by selecting from certified suppliers, including 189 with ISO9001, 60 with Other, and 59 with ISO14001 certification.