Diagnostic Tips

Repeat P228C Setting On High Feature V6 Engines While Using E85 Fuel – 2011-2017 Buick Cadillac Chevrolet GMC

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2017 Chevy Equinox

NHTSA ID Number: 10129104 Manufacturer Communication Number: PIP5385D Summary This Preliminary Information communication advises the technician on the steps to diagnose the concern, and the steps to repair the concern of Diagnostic Trouble Code P228C setting. The technician is to inspect the fuel and readings for the High Pressure Fuel Pump. The technician is to drain and … Read more

Clock Does Not Maintain Time Correctly at Times – 2015 Chevrolet Sonic, Spark, Trax

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2015 Chevrolet Sonic

NHTSA ID Number: 10083521 Manufacturer Communication Number: PIC6096B   Summary THIS PRELIMINARY INFORMATION COMMUNICATES THE STEPS ON DIAGNOSING THE CONCERN OF THE VEHICLE’S CLOCK WILL NOT HOLD THE CORRECT TIME. INFORMATION REGARDING REVISED RADIO CALIBRATIONS ARE PROVIDED.   3 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SONIC 2015 CHEVROLET SPARK 2015 CHEVROLET TRAX 2015   SEOCONTENT-START Bulletin … Read more

ABS Warning Light On, Traction Control System (TCS)/Stabilitrak Light On, Service Brake Assist and Service Stabilitrak Messages on DIC – 2016-2017 Chevrolet Volt

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2017 Chevy Volt

NHTSA ID Number: 10112815 Manufacturer Communication Number: 16-NA-090 Summary This technical bulletin provides a procedure to replace the front wheel speed sensors on vehicles with the condition of ABS Warning Light On, Traction Control System (TCS)/Stabilitrak Light On, Service Brake Assist and Service Stabilitrak Messages on DIC due to a mis-routing or twisting of the front wheel … Read more

Hybrid No Crank With Multiple Diagnostic Codes – 2008-2013 Cadillac Chevrolet GMC

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2013 Cadillac Escalade

NHTSA ID Number: 10154570 Manufacturer Communication Number: PIT4811C Summary This Preliminary Information communication provides the technician with the steps on how to diagnose vehicles with a no crank with multiple Diagnostic Trouble Codes set in several different modules with Regular Production Option Code HP2. Technician will retrieve all the Diagnostic Trouble Codes that are set current in … Read more

CUE Display Dimly Lit Brightness Adjustment Inoperative For Screen Image – 2015-2016 Cadillac

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2016 Cadillac Escalade

NHTSA ID Number: 10113895 Manufacturer Communication Number: PIC6178 Summary This Preliminary Information communication advises the technician that vehicles with 8″ CUE touch screen may have a brightness adjustment inoperative concern. Dealer will need to replace the Integrated Center Stack if image is dim during both day and night mode.   14 Affected Products Vehicles MAKE MODEL YEAR … Read more