Approval Details

Valid E.O.


This Executive Order approved the specified parts on on April 28, 1992.
As of Wednesday, February 21st, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
HMV-248-2-NC HMV-260-2-NC HMV-261987 and older GM vehicles with 262-400 CID V-8 gasoline engines with conventional or feedback controlled carburetors.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-225-18
  • Executive Order 225-18 / D225-18
  • ARB # D-225-18
  • Executive Order No: D-225-18
  • C.A.R.B. No. D-225-18
  • Resolution D-225-18
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-225-18 PDF

D-225-18 Document:

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