RAM Promaster 2016 — technical service bulletin
Bulletin 18-031-16 · NHTSA communication 10224621 · issued Mar 30, 2016
Technical service bulletin
communication type
Fuel System, Gasoline
component
2016
model years
1
vehicle entries
Official summary
Flash: 3.6L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following PCM software improvements are available to allow the brake lamp to be illuminated when any of the following occur: · Engine Vacuum Pump (EVP) runs for too long and shuts off. · Any EVP pump faults. · Any brake booster sensor faults.
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.