Concerns or Questions Regarding Installation of Dealer Installed Accessories – GM

2020 Chevrolet Camaro

NHTSA ID Number: 10201310 Manufacturer Communication Number: PIT3099U   Summary This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.  Technicians should refer to Service Information for information regarding most accessories.  Technicians may also contact PARTECH and/or the Techline Customer Support Center for additional support.     1010 Affected Products Vehicles MAKE MODEL YEAR BUICK ALLURE … 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

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

Vehicle Will Not Charge DTC P0D26 – 2011-2016 Cadillac Chevrolet

2015 Chevrolet Volt

NHTSA ID Number: 10163672 Manufacturer Communication Number: PIP4905E Summary This Preliminary Information communication provides information to the technician about vehicles that have a no charge condition when using either the stationary 240V or the 120V charger. Technician may find Diagnostic Trouble Code P0D26 set in the Hybrid Powertrain Control Module 2. Technician will need to check the … Read more