Car Abbreviations and Acronyms
- GMGeneral Motors Corporation
- GMGateway Module
- GMGoverment Motors
- GMGovernment Motors
- GMGrand Marquis
- GMGreat Move
- GMGreen Machines
- GMG-Body Modeqs
- GMGarbage Makers
- GMGarbage Motors
- GMGarner Most
- GMGeneral Mistake
- GMGeneral Mydule
- GMGenerous Motors
- GMGeo Metro
- GMGlass Mould
- GMGone Missing
- GMGood Mannered
- GMGood Money
- GMGray Metallic
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