Affected Component: EQUIPMENT

Date Published
MAY 27, 2020
NHTSA TSB #
10176823
TSB Document
Summary
Customer Satisfaction Program - Certain vehicles equipped with the 6.6l Duramaxdiesel engine (RPO L5P) and optional engine-block heater cord, may have a condition in which the block heater cable function was disabled. Dealers will replace the engine block heater and cord.