Engineering Information – Head Up Display (HUD) Blank, DTC U1518 Set – 2020-2021 Cadillac

2021 Cadillac XT6

NHTSA ID Number: 10184509 Manufacturer Communication Number: PIE0582A   Summary This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Head Up Display (HUD) being blank.       6 Affected Products Vehicles MAKE MODEL YEAR CADILLAC XT4 2020-2021 CADILLAC XT5 2020-2021 CADILLACRead more

LIN Bus Diagnostic Information – 2014-2021 Buick Cadillac Chevrolet GMC

Chevrolet Buick GMC Cadillac

NHTSA ID Number: 10178380 Manufacturer Communication Number: PIT5698A Summary This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.     Condition As more smart motors, switches, and sensors are being used there are more Local Interconnect Network (LIN) buses on vehicles. Because of this, some … Read more