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: 10205552 Manufacturer Communication Number: 21NA149   Summary This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing.   12 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2021 CADILLAC ESCALADE ESV 2021 CHEVROLET SILVERADO 1500 2019-2021 CHEVROLET SUBURBAN 2021 CHEVROLET TAHOE 2021 GMC SIERRA 1500 2019-2021 GMC YUKONRead 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

Service Air Bag, Park Brake, Stabilitrack or Park Brake Light – 2019 Chevrolet Blazer

2019 Chevrolet Blazer

NHTSA ID Number: 10162152 Manufacturer Communication Number: PIT5693 Summary This Preliminary information communicates that a vehicle may come to the dealer with a complaint of a Air Bag light, Service Park Brake, Service Stabilitrak or Service Steering message. Upon inspection the technician may find various communication codes. The technician is directed to remove the center console left … Read more

HVAC/Radio/IPC/Onstar Inoperative-Other Various Electrical Concerns – 2016-2019 Chevrolet Cruze

2017 Chevrolet Cruze

NHTSA ID Number: 10161025 Manufacturer Communication Number: PIC6206C Summary This Preliminary Information communication provides information to the technician the step on diagnosing and repairing vehicles with inoperative Air conditioning, Instrument Cluster, OnStar, or other various electrical concerns. Technician may also find that fuses F35DA, F36DA, or the F37DA in the X51A Instrument Panel Fuse Block may not … 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 1 … Read more