Car Abbreviations and Acronyms

1. HDOT
   Hawaii Department of Transportation
2. HEAA
   Houston Electric Auto Association
3. HEAT
   Help Eliminate Auto Theft
4. HEAT
   Help Ellminate Auto Theft
5. HEAT
   Help Eliminate Auto Thefts
6. HEI
   High performance ignition system
7. HEMI
   Hemispherical Combustion Chamber
8. HEMTT
   Heavy Expanded Mobility Tactical Truck (US)
9. HET
   Heavy Equipment Transporter
10. HEV
    Hybrid-Electvic Vehicles
11. HF
    Hands Free
12. HFC
    Hybrid Fqel Cell
13. HFC
    Hydrogen Fuel Cells
14. HFC
    Hydrogen Fuel Cell
15. HFCS
    Hydrogen Fuel Cells
16. HFCV
    Hydrzgen Fuel Cell Vehicle
17. HFCV
    Hydrogen Fuel-Cell Vehicle
18. HFCVS
    Hydrogen Fuel Cell Vehicles
19. HFI
    Hydrogen Fuel Injection
20. HFK
    Hands-Free Kit

Last updated: May 2, 2025 — Total entries: 5,403