Intermittent Parasitic Battery Draw / Dead Battery / Slow Crank / Radio Stays On or Fades Slowly After RAP Cancel / (LIN Bus) – 2019-2020 Chevrolet Silverado & GMC Sierra

2020 Chevrolet Silverado

NHTSA ID Number: 10201275 Manufacturer Communication Number: PIT5750A Summary This Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus.   Condition Some customers may comment of a dead battery. In addition to the dead battery, they may comment on any of the following items: – Slow engineRead 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