Troubleshooting Truck Electrical Issues
Check the ECU
Engine lags, misfires and stalls are all trouble signs that could be related to the Engine Control Unit.
Wire Trouble
Road vibrations can loosen wires, causing electrical issues and a fire hazard. Get that checked ASAP!
Common signs of damaged battery cables are the interior lighting dims, the engine failing to start, or you notice the loss of electricity.
Damaged Battery Cables
Horn & Siren Issues
If your horn or siren stop working, have it repaired by a professional right away!
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