Service Adaptive Headlamp Message, Lin Bus DTC U1523 Setting After Right Headlamp Replaced – 2013-2014 Cadillac XTS

2014 Cadillac XTS

NHTSA ID Number: 10201273 Manufacturer Communication Number: PIC6435B   Summary This Preliminary information communicates that U1523 may set after right headlamp replacement due to a part issue. Engineering is looking into the concern.     Condition Service Adaptive Headlamp message with DTC U1523 setting after right headlamp replacement.   Cause Part Issue   Correction: A parts issue … Read more

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

2020 Chevrolet Camaro

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.     235 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2018 BUICK ENCLAVE 2014-2018 BUICK ENCORE 2014-2018 BUICK ENVISION 2016-2018 BUICK LACROSSE 2014-2018 BUICK REGALRead more