RAM 1500 2015–2017 — technical service bulletin
Bulletin 68234041A$ · NHTSA communication 10108546 · issued Jul 13, 2017
Technical service bulletin
communication type
Equipment
component
2015–2017
model years
13
vehicle entries
Official summary
"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."
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.