Diagnostic Tips

Lane Keep Assist And Lane Departure Warning Functionality – 2016-2019 Buick Cadillac Chevrolet GMC

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2019 Chevy Equinox

NHTSA ID Number: 10144464 Manufacturer Communication Number: PIT5481D Summary This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with 2016 model year Lane Keep Assist Regular Production Option Code (UHX) replaced Lane Departure Warning Regular Production Option Code (UFL). Lane Keep Assist is designed to assist the … Read more

Rear Park Assist Symbols Unavailable Message / No Steering Guide Lines / Rear Park Assist Warning Triangle Displayed Incorrectly – 2014-2015 Chevrolet & GMC

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Chevrolet & GMC

NHTSA ID Number: 10115135 Manufacturer Communication Number: PIT5398A Summary This Preliminary Information communication provides information to the technician about vehicles that may have the rear vision camera system displaying “Rear Park Assist Symbols Unavailable” and the steering grid lines displayed do not show. If the vehicle is in reverse, the rear vision camera will display “Rear Park … Read more

Chime Volume Too Loud – 2014-2015 Chevrolet Silverado & GMC Sierra

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2015 Chevrolet Silverado

NHTSA ID Number: 10115132 Manufacturer Communication Number: PIT5328B Summary This Preliminary Information communication provides information to the technician about vehicles that have a loud chime. Technician will need to Service Programming System program the radio with the latest calibrations.   7 Affected Products Vehicles CHEVROLET SILVERADO 1500 2014 CHEVROLET SILVERADO 2500 2014-2015 GMC SIERRA 1500 2014 GMC … Read more

Outside Air Temperature Displays Dashes – 2013-2017 Cadillac

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2017 Cadillac ATS

NHTSA ID Number: 10162115 Manufacturer Communication Number: PIC5756B Summary This Preliminary Information communication provides information to the technician about vehicles that intermittently the Outside Air Temperature displays dashes instead of a numeric value. This is normal operation of the CUE system, whenever the battery is disconnected and reconnected for service repairs.   18 Affected Products Vehicles CADILLAC … Read more

Vehicle Will Not Charge And Hybrid Loss Of Isolation With DTC P0AA6 And/Or P1FFF P1F0E P0DAA – 2011-2016 Chevrolet Cadillac Opel & Holden

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2014 Chevrolet Volt

NHTSA ID Number: 10163668 Manufacturer Communication Number: PIC5920J Summary This Preliminary Information communication provides information to the technician about vehicles that will not charge and Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0AA6 and/ or a P1F0E set on 2011-2013 Volt or a P0DAA on 2014 Volt or Cadillac ELR in … Read more