Approval Details

Valid E.O.


This Executive Order approved the specified parts on on April 15, 2010.
As of Saturday, April 20th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModification
ACV37002005 and older model year vehicles powered by a diesel engine utilizing liquid coolant, except those equipped with EGR and/or DPF filter.Model ACV3700 are for electronic and mechanical temperature control valves respectively

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-437-3
  • Executive Order 437-3 / D437-3
  • ARB # D-437-3
  • Executive Order No: D-437-3
  • C.A.R.B. No. D-437-3
  • Resolution D-437-3
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-437-3 PDF

D-437-3 Document:

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