"Thermal Expansion Valve (TXV), H-valve
For D trucks only; When diagnosing an A/C system leak at the TXV (Thermal
Expansion Valve, H-valve), do not replace the TXV unless it has been proven to be
defective for function or for a leak. Instead replace just the O-ring(s) part number
05161806AA. For any questions call Matt Mihm cell (248) 736-6542.
If no response in 15 minutes, please continue with repair."
