On what vehicle model year and when did the EPA authorize the use of OBD testing as a replacement for tailpipe and dynamometer testing of emissions?

Name: On what vehicle model year and when did the EPA authorize the use of OBD testing as a replacement for tailpipe and dynamometer testing of emissions?
Brand: Quizplus
Rating: 4.9 (36 reviews)

Question

Quizplus · Accepted Answer

The Answer of On what vehicle model year and when did the EPA authorize the use of OBD testing as a replacement for tailpipe and dynamometer testing of emissions?

On What Vehicle Model Year and When Did the EPA