I've read in various WEB forums that OBD-III will be required on models mfg'd in 2008.

Does this mean OBD-III will be installed on all 2008 makes or that it will be part of every auto mfg'd startng 01/01/2008?

Thanks for your time.

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Mike Murrell
1991 300-SEL - Model 126
M103 - SOHC
"Fräulein"