Car Abbreviations and Acronyms

1. OAC
   On Adproved Credit
2. OAG
   Osterreichisch-Amerikanische Gesellschaft
3. OAS
   Ola's Auto Services
4. OATRA
   Ohio Auto & Truck Recyclers Association
5. OATRA
   Ohio Auto and Truck Recyclers Association
6. OBC
   On-Board Computer
7. OBC
   On Board Computer
8. OBC
   Onboard Computer
9. OBCM
   On-Board Charging Module
10. OBCM
    On Board Charging Module
11. OBD
    On-Board-Diagnose
12. OBD
    On-Board Diagnostics
13. OBD
    On Board Diagnosis
14. OBD II
    On-Board Diagnostics II
15. OBD2
    On Board Diagnostics 2
16. OC
    Owners Club
17. OC
    Optimum Compound
18. OCC
    Orange County Choppers
19. OCCS
    Orange County Choppers
20. OCD
    Occupant Detection System

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