Medium and Heavy Trucks
Have Truck Repair Questions? Ask an Expert
Thanks for asking your question. I can help you with this.
Yes they are correct. The fuse for the ARD heater is in the battery box. If it is good, you have either a broken wire in the system, a failed relay, or faulty ARD head. Let me get the test for this circuit for you. Be back in a few minutes.
Here is the test information you need to fix the problem.
Please reply back if you need more help or have more questions. I am happy to assist.