GMC P1376 Code Description
The GMC P1376 code refers to a problem with the ignition ground circuit of a GMC vehicle. The ignition ground circuit is an essential component of the vehicle’s ignition system, responsible for providing a stable ground connection for the ignition system components. A proper ground connection is crucial for the correct operation of the ignition system, as it ensures that the necessary electrical current can flow through the system.
Common Causes of GMC P1376
NOTE: The listed causes may not be a complete list of all potential problems, and there may be other causes.
- Faulty wiring connections
- Corroded or damaged ground wires
- Faulty ignition control module
- Faulty ignition coil
- Electrical system issues
Symptoms of GMC P1376 Syndrome
- Engine misfires
- Rough idling
- Difficulty starting the engine
- Poor acceleration
- Increased fuel consumption
How to Fix GMC P1376 Code
- Perform a thorough inspection of the ignition ground circuit to identify damaged or corroded wires.
- Test the ignition control module and ignition coil to verify their proper functioning.
- Repair or replace any faulty wiring connections or damaged ground wires.
- Replace the ignition control module or ignition coil if they are malfunctioning.
- Clear the diagnostic codes and test the vehicle to ensure the issue has been resolved.