Approval Details

Valid E.O.


This Executive Order approved the specified parts on on July 2, 1992.
As of Wednesday, February 21st, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1984-1992 GM vehicles with 2.8 to 7.4 liter engines as listed in the E.O.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-264
  • Executive Order 264 / D264
  • ARB # D-264
  • Executive Order No: D-264
  • C.A.R.B. No. D-264
  • Resolution D-264
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-264 PDF

D-264 Document:

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