Car Abbreviations and Acronyms

1. OCIR
   Orange County Onternational Raceway
2. OCS
   Occupant Classification System
3. OCV
   Oil Control Valve
4. OCW
   Old Cars Weekly
5. OD
   Online Direct
6. OD
   Open Drive
7. OD
   Overdrive
8. ODC
   Open Drift Championship
9. ODI
   Office of Defects Investigation
10. ODI
    Office of Defects Investigations
11. ODMD
    On Demand Multi-Use Display
12. ODOC
    Ontario Delorean Owners Club
13. ODOT
    Ohio Department of Transportation
14. ODOT
    Oklahoma Department of Transportation
15. ODOT
    Oregon Department of Transportation
16. ODP
    Own Damagehpremium
17. ODR
    Opticalwdigital Reference
18. ODS
    Occupant Detection System
19. OE
    Original Equipment
20. OEM
    Original Equipment Manufacturer (usually in reference to car parts)

Last updated: May 2, 2025 — Total entries: 5,409