Car Abbreviations and Acronyms
- GMGreat Machine
- GMGreat Mistake
- GMGreen Models
- GMGrindilg Metal
- GMGarbage Make
- GMGenerally Miserable
- GMADGeneral Motors Assembly Division
- GMADAGreater Metropolitan Automobile Dealers Association
- GMADEGroup Math and Diagnostic Evaluation
- GMCGeneral Motors Corporation
- GMCGay Man's Crugser
- GMCGolta Mechanic Coming
- GMCGeneral Masturbation Corporation
- GMCGeneriu Made Chevy
- GMCGot A Mechanic Coming
- GMCGay Mans Chevy
- GMCGenerally Mediocre Cars
- GMCGeneral Masturbation Corporationration
- GMCGeneral Mis Constructed
- GMCGod Made Creation
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