800-766-4622 GMAC Customer Service (Mortgages)

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Phone: 800-766-4622

  • How to reach a live person:
    • Press # two times
  • Hours of Operation:
    • Mon-Fri: 6am-10pm CT
      Sat: 8am-2pm CT
  • Description:
    • This information has not been added.
      Click here to update this department.
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