Gmpp Customer Service Numbers

Gmpp Technical and Non Technical Customer Service Support

What is the Customer Service Number to Call at?:
Call to Gmpp for any service support at 1-800-631-5590
Dial another number tel: 1-800-439-8318
One more customer service number you may need to dial is 1-800-947-5675

Which is the Website? is the website of the business.

The Locations Near You?
You can get all nearby locations of Gmpp on the map?

How To Contact Gmpp Via Message?
Contact us: You can write a text message to Gmpp for any issue through the contact us page of

What is Gmpp in the Process of?

GMPP is a vehicle service and maintenance warranty program operated by the General Motors (GM) that is officially known as General Motors Protection Plan or Gm Protection Plan. It offers a wide range of vehicle service and maintenance related products such as value guard, OLM care, basic guard, Smart protection, major guard, smart care and used vehicle protection. All the protection plans are accessed through its authorized dealers located throughout the country. the General Motors Protection Plan is governed and insured by member firms of the Ally Insurance Holdings Inc based in US. Ally Insurance Holdings is one of the leading Vehicle service and maintenance contracts providers, and operates as an integral part of Ally Financial in Latin America, Canada, Asia, United States and Europe with over 100 branch offices.

For additional information about General Motors Protection Plan (GMPP) the customers can contact by division: 1-800-252-1112 (Buick), 1-800-882-1112 (Cadillac), 1-800-243-8872 (Chevrolet), 1-800-462-8782 (GMC), 1-800-268-6800 (GM-Canada), and 1-888-466-7827 (OnStar).