Diagnostic Tips

DTC P0011 P0014 P0021 Or P0024 Light With No Drivability Concerns – 2012-2015 Buick Cadillac Chevrolet GMC

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2015 GMC Terrain

NHTSA ID Number: 10112234 Manufacturer Communication Number: PIP5096C Summary This Preliminary Information communication provides information to the technician about vehicles with a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P011, P0014, P0021, and or P0024. During inspection if no other drivability concerns found inspect the engine EUN sticker for an (A) … Read more

Radio Display Blank, Freezes and/or Locks Up – 2015 Buick Chevrolet GMC

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2015 Chevrolet Camaro

NHTSA ID Number: 10112810 Manufacturer Communication Number: PI1356H   Summary This preliminary informational bulletin provides information on when the radio screen is blank, locked-up or is frozen. However, the radio audio may still be heard. This may have led to a battery drain at one point in which the issue is resolved afterwards. No OnStar® interaction is … Read more

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

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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 BUICK LACROSSE 2014     SEOCONTENT-START Bulletin No.: PI1205 Date: Mar-2014 Subject: Adaptive Forward Lighting Service … Read more

AWD OFF Message Displayed in DIC or CODE 73 or CODE 173 Illuminated in DIC – 2013-2014 Buick Encore & Chevrolet Trax

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2014 Buick Encore

NHTSA ID Number: 10070187 Manufacturer Communication Number: PI1176A Summary AWD OFF message is displayed in the driver information center (DIC). Word CODE is illuminated in the DIC and followed by the number 73 or 173. May be caused by a software in the Rear Differential Control Module (RDCM). Update Rear Differential Control Module software.   Condition/Concern Some … Read more

Radio Locked Up and Does Not Respond to User Input – 2013 Buick Chevrolet GMC

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2013 Chevrolet Camaro

NHTSA ID Number: 10133154 Manufacturer Communication Number: PI0868A Summary This preliminary informational bulletin provides information on radio recovery and reprogramming due to the radio locked up and does not respond to user input.   10 Affected Products Vehicles BUICK ENCORE 2013 BUICK LACROSSE 2013 BUICK REGAL 2013 BUICK VERANO 2013 CHEVROLET CAMARO 2013 CHEVROLET CRUZE 2013 CHEVROLET … Read more