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May 20, 2020 Service bulletin

Diagnostic Trouble Codes (DTC) For The Engine Pre-Heat Relay: Supplementary Instructions

Mack technical service bulletin K53338075 for 2016-2020 Mack Anthem (An), 2016-2021 Mack Granite (GR) and 2014-2018 Mack Cxu and others.

Bulletin number
K53338075
Component
Engine and engine cooling
Summary
Diagnostic Trouble Codes (DTC) For The Engine Pre-Heat Relay: Supplementary Instructions - US10+OBD13 And Newer Emissions, Model Year 2014 And Newer

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