All of the dodge trucks with the cummins diesel engine have a block heater already installed.
Dodge ram block heater plug.
There may be a black cover on it that will need to be removed to get access to the block heater.
The heater cable plugs into the block heater which is underneath the exhaust manifold and next to the oil filter.
Amazon s choice for ram block heater cord bmi engine block heater cord w cap compatible with.
This is a direct replacement part for the 89 20 trucks.
Easiest access to the block heater is from underneath the truck.
To install remove the old block heater cable from the engine block and plug the attached bumper plug cable into the existing block heater for a quick and easy installation.
The block heater plug installs in the opening next to the passenger s side tow hook opening.
If your truck is equipped with oem tow hooks they will not interfere with the installation of this product.