Side Object Detection System Unavailable Message at Startup – 2015-2019 Cadillac Chevrolet GMC

2019 Chevrolet Suburban

NHTSA ID Number: 10163664 Manufacturer Communication Number: PIT5622A Summary This Preliminary information communicates instructions dealer to inspect for a broken or damaged side objector sensor/module bracket if there is a “Side Detection System Unavailable” message displayed at startup.   20 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2015-2019 CHEVROLET SUBURBAN 2015-2019 CHEVROLET TAHOE 2015-2019 GMC YUKON … Read more

Multiple U-code Diagnostic Information – With one having symptom Byte 71 – 2013-2019 Buick Cadillac Chevrolet GMC

2019 Chevrolet Corvette ZR1

NHTSA ID Number: 10163665 Manufacturer Communication Number: PIT5569A Summary This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.   270 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2018 BUICK ENCLAVE 2013-2018 BUICK ENCORE 2013-2018 BUICK ENVISION 2016-2018 BUICK LACROSSE 2013-2018 BUICK REGAL 2013-2018 BUICK VERANO 2013-2017 … Read more

2.0 LTG Engine Runs Rough with Malfunction Indicator Lamp (MIL) ON, Low Compression on Cylinder with Misfire, DTC P0300 Set – 2019 Buick Cadillac Chevrolet

2019 Chevrolet Camaro

NHTSA ID Number: 10163666 Manufacturer Communication Number: PIP5661 Summary This Preliminary information communicates diagnostics and repairs in addition to what is already in Service Information.  The concern this document is designed for is specific to some 2019 vehicles with 2.0 LTG engine exhibiting a misfire and MIL due to P0300.   6 Affected Products Vehicles MAKE MODEL YEAR BUICK … Read more

Information On AFM DFM Usage – 2014-2020 Cadillac Chevrolet GMC

NHTSA ID Number: 10163690 Manufacturer Communication Number: PIP5663 Summary This Preliminary information communicates  AFM / DFM usage  Information. providing additional information on the AFM and DFM systems   50 Affected Products Vehicles MAKE MODEL YEAR CADILLAC CTS 2017, 2019 CADILLAC CTS-V 2016, 2018 CADILLAC ESCALADE 2015-2019 CHEVROLET CAMARO 2016-2019 CHEVROLET CORVETTE 2014-2019 CHEVROLET SILVERADO 2017 CHEVROLET SILVERADO 1500 2014, … 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