Diagnostic Tips

Vibration, Shudder or Roughness While Driving at Low Steady Speeds in V4 Mode – 2011 Cadillac Chevrolet & GMC

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2011 Chevrolet Silverado

NHTSA ID Number: 10113542 Manufacturer Communication Number: PI1413 Summary This preliminary informational bulletin provides a diagnostic tip that may be helpful in correcting a customer concern on a vibration, shudder or roughness while driving at low speeds with a steady throttle on a level road.   14 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2011 CADILLAC … Read more

Pulse, Grinding, Scraping Noise from Brakes, Uneven Front Brake Pad Wear – 2014-2019 Cadillac Chevrolet & GMC

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2019 Chevrolet Suburban

NHTSA ID Number: 10161926 Manufacturer Communication Number: 19NA116 Summary This technical bulletin provides repair information to correct a customer concern of pulsing, grinding, scraping noise from brakes, uneven front brake pad wear.   46 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2015-2019 CADILLAC ESCALADE ESV 2015-2019 CHEVROLET SILVERADO 2017 CHEVROLET SILVERADO 1500 2014 CHEVROLET SILVERADO 2500 … Read more

Engine Overheating – Poor Heater Performance AC Off Message P00B7 P2181 – 2013-2015 Buick Cadillac & Chevrolet

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2015 Chevrolet Impala

NHTSA ID Number: 10115013 Manufacturer Communication Number: PIP5300 Summary This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that engine overheating, and/or poor heater performance, AC off message, and Malfunction Indicator Lamp illumination. Technician will find Diagnostic Trouble Code P00B7 and/or P2181. Technician will gain access to the water … Read more

Trunk Does Not Open With Key Fob Touchpad Or Inside Release Button – 2014-2016 Cadillac

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2016 Cadillac CTS-V

NHTSA ID Number: 10114699 Manufacturer Communication Number: PIC6099A   Summary This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have a key fob, touch pad, or inside release button that will not open the trunk. Technician will need to inspect the Emergency Trunk Release handle bezel to be … Read more

Engine Runs With Intermittent Crank No Start With P0011 Or P00C6 – 2014-2018 Cadilac Chevrolet & GMC

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2018 Chevrolet Corvette

NHTSA ID Number: 10129061 Manufacturer Communication Number: PIP5130J Summary This Preliminary Information communication provides information to the technician how to diagnose and repair a vehicle with an engine that runs with an intermittent crank no start with a Diagnostic Trouble Code P0011 or P00C6 current or history. The Camshaft Position Actuator Solenoid Valve may be sticking or … Read more