Approval Details

Valid E.O.


This Executive Order approved the specified parts on on December 27, 2002.
As of Tuesday, June 25th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
Model PT-2502002 and older model-year diesel engines with electronic fuel pump and 250 or less horsepower

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-552
  • Executive Order 552 / D552
  • ARB # D-552
  • Executive Order No: D-552
  • C.A.R.B. No. D-552
  • Resolution D-552
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-552 PDF

D-552 Document:

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