Approval Details

Valid E.O.


This Executive Order approved the specified parts on on July 29, 1983.
As of Tuesday, July 23rd, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModification
60-0002/4 HD1983 GMC HD vehicles powered by a 6.2L diesel engineConnect EGR tube into exhaust housing

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-97-20
  • Executive Order 97-20 / D97-20
  • ARB # D-97-20
  • Executive Order No: D-97-20
  • C.A.R.B. No. D-97-20
  • Resolution D-97-20
For Free CARB Executive Order Status verification, email an image of the device Executive Order label as well as the Year/Make/Model and Test Group # of the vehicle to [email protected]

Download: Executive Order D-97-20 PDF

D-97-20 Document:

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