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

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

Adaptive Forward Lighting Service Message Displayed on DIC, DTC B257C or B257D Set – 2014 Buick LaCrosse

2014 Buick LaCrosse

NHTSA ID Number: 10137876 Manufacturer Communication Number: PI1205 Summary This preliminary bulletin provides a procedure to reprogram the headlamp control module to correct the customers concern of the adaptive forward lighting message on and DTC set.   1 Affected Product Vehicle MAKE MODEL YEAR BUICK LACROSSE 2014       Bulletin No.: PI1205 Date: Mar-2014 https://----escape_sem_autolink_uri:fcca6b5750e4de12c509d263a4ce4685----/recalls?nhtsaId=10137876 https://static.----escape_sem_autolink_uri:ee87d664bc72164aa6dee9ffc2c4fc77----.gov/odi/tsbs/2014/MC-10137876-9999.pdf … Read more

Various HVAC Issues – 2015 Cadillac Chevrolet GMC

2015 Chevrolet Corvette

NHTSA ID Number: 10119054 Manufacturer Communication Number: PIT5383C   Summary This Preliminary Information communication provides information to the technician about vehicles with various Heater-Vent-Air Conditioning blower mode or temperature issues. Technician will need to reprogram the Heater-Vent-Air Conditioning control module using Tis2Web and Service Programming System.     14 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORERead more