Engine Wire Harness Chafing / IPC Gauges Sweep / IPC Warning Message / SES/Check Engine/MIL / No Start / No Crank / Runs Rough / Stalls / Reduced Engine Power / Various DTCs – 2019-2021 Cadillac Chevrolet GMC

2020 Chevrolet Silverado 1500

NHTSA ID Number: 10224856 Manufacturer Communication Number: 21-NA-149 Summary This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing.   Condition 1 This Condition pertains to vehicles equipped with engine 2.7L, L3B only. Some customers may comment on any of the following concerns: – SES MIL – No Start – No … Read more

LIN Bus Diagnostic Information – 2014-2023 Buick Cadillac Chevrolet GMC

Chevrolet Buick GMC Cadillac

NHTSA ID Number: 10224304 Manufacturer Communication Number: PIT5698C 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 questions … Read more

Active Shutters Inoperative, Malfunction Indicator Lamp (MIL) Illuminated – 2016-2017 Buick Chevrolet

2017 Chevrolet Malibu

NHTSA ID Number: 10158780 Manufacturer Communication Number: 16NA051 Summary This technical bulletin provides a procedure for connector kit and ambient air temperature sensor harness replacement due to active shutters being inoperative.   7 Affected Products Vehicles MAKE MODEL YEAR BUICK LACROSSE 2017-2019 CHEVROLET MALIBU 2016-2019   Parts Description Part Number Qty CONNECTOR KIT, WRG HARN 13504371 [easyazon_cta … Read more