Approval Details

Valid E.O.


This Executive Order approved the specified parts on on April 26, 1988.
As of Thursday, September 21st, 2023 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
No. 7.3L/6.9L1983-1987 model-year Ford Motor Company vehicles powered by a 6.9L Navistar International heavy-duty diesel engine and 1988 model-year Ford Motor Company vehicles powered by a 7.3L Navistar international heavy-duty diesel engine.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-175-1
  • Executive Order 175-1 / D175-1
  • ARB # D-175-1
  • Executive Order No: D-175-1
  • C.A.R.B. No. D-175-1
  • Resolution D-175-1
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-175-1 PDF

D-175-1 Document:

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