| I/M Program Information
OBD start date:
Exhaust I/M programs:
ASM (1936-1991, annual), IM240 (1992-1997, 1998 and newer alternative fuels and heavy-duty, biennial), OBD (1998 and newer, biennial), D147 ( light-duty diesel), gas cap testing 1971-1997, J1667 Heavy-duty diesel. 7 year model exemption for new vehicles.
|