Affected Component: ENGINE AND ENGINE COOLING

Date Published
NOV 04, 2021
NHTSA TSB #
10204045
TSB Document
Summary
Certain 2015-2019 Model Year Transit Vehicles with a 3.2L Diesel Engine EGR Cooler Replacement n some of the affected vehicles, the EGR cooler may crack and allow coolant to enter the combustion chamber when EGR is enabled. A cracked EGR cooler may cause malfunction indicator light (MIL) illumination, reduced power, engine overheating, white smoke from the exhaust, and/or coolant level low without an exterior leak.