Engineering Information – Service 4WD Message Illuminated On the Drivers Information Center (DIC), DTC C15AC Set – 2020-2021 Chevrolet Silverado & GMC Sierra 2500HD/3500HD
NHTSA ID Number: 10187740 Manufacturer Communication Number: PIE0604 Summary GSA Example: This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the service 4WD message illuminated on the drivers information center (DIC). 4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2500 … Read more