Disconnect the OEM wiring harness from the electronic control module (ECM). Refer to Procedure 019-071 in the Troubleshooting and Repair Manual CM870 Electronic Control Systems Signature and ISX Engines, Bulletin 4021334.
NOTE: If the rear engine mounts are attached to the transmission, it will possibly be necessary to remove the engine and the transmission as an assembly.
Most cab-over configuration vehicles will have the Cummins® factory-installed rear engine lifting bracket still installed.
If a liquid refrigerant system (air conditioning) is used, wear eye and face protection, and wrap a cloth around the fittings before removing. Liquid refrigerant can cause serious eye and skin injury.
WARNING
To protect the environment, liquid refrigerant systems must be properly emptied and filled using equipment that prevents the release of refrigerant gas into the atmosphere. Federal law requires capturing and recycling the refrigerant.
Disconnect the OEM wiring harness from the electronic control module (ECM). Refer to Procedure 019-071 in the Troubleshooting and Repair Manual Electronic Control System Signature, ISX and QSX15 Engines, Bulletin 3666259.
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