2018 MACK PINNACLE (CHU) TSBs (3)

Bulletin:
K04247174
Component:
060000 engine (pws)
Summary:
Diagnostic trouble code ( dtc ) p471 illuminating the malfunction indicator lamp (mil) - us17+obd16, us17+obd18 (ghg17, common rail fuel system) chassis with turbo compound only
Bulletin:
K76992557
Component:
070000 fuel system, gasoline
Summary:
Aftertreatment hydrocarbon injector (ahi, 7th injector) changes between us10 and us17 (ghg17, common rail fuel system) - chassis experiencing high soot accumulation, abnormal ( too high, overtemp, too low ) regeneration temperatures followi
Bulletin:
K91121166
Component:
060000 engine (pws)
Summary:
Mack chassis - automated manual transmission model f (amt-f, mdrive) - possible infrequent hiccup/stumble during steady engine/vehicle speed; diagnostic trouble code p1074-92 logging, appears as inactive - common model years 2018 and 2019

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