Sierra

Diagnostic Tip – Exhaust Fluid Quality Poor Message Difficult To Clear – 2010-2016 Chevrolet & GMC 6.6L Duramax Diesel

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2016 Chevrolet Silverado 3500

NHTSA ID Number: 10113907 Manufacturer Communication Number: PIP5007F   Summary This Preliminary Information communication advises the technician that vehicles with engine Regular Production Option Code LGH or LML may have an Exhaust Fluid Quality Poor message displayed on the Driver Information Center. Technician will need to complete the current Service Information diagnostic for any current Diagnostic Trouble … Read more

Clunking Noise from Rear of Vehicle (Retorque Leaf Spring Bolts) – 2007-2019 Chevrolet GMC Trucks

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2017 Chevy Silverado

NHTSA ID Number: 10163265 Manufacturer Communication Number: 090309001G   Summary This technical bulletin provides a procedure for re-torque the lead springs.     32 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2007-2019 CHEVROLET SILVERADO 2500 2014, 2019 CHEVROLET SILVERADO 3500 2014, 2019 GMC SIERRA 1500 2007-2019 GMC SIERRA 2500 2014, 2019   Condition Clunking noise … Read more

High Pressure Fuel Pump Possible Leak – 2014-2015 Cadillac Chevrolet GMC

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2015 Chevrolet Silverado

NHTSA ID Number: 10057680 Manufacturer Communication Number: RB-14858 Summary CADILLAC/GMC/CHEVROLET: TSB CONTAINS OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. THERE IS FUEL ODOR AND INCREASED EVAPORATIVE EMISSIONS DUE TO HIGH PRESSURE FUEL PUMP LEAKING AND ENGINE FAILS TO START OR WHEN DRIVEN HAS LESS POWER DUE TO INSUFFICIENT FUEL PRESSURE. MODEL 2014-14 SILVERADO LD, SIERRA LD, … Read more

Diagnostic Tip – Outside Temperature Will Not Update Or Inaccurate – 2014-2019 Buick Cadillac Chevrolet GMC

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General Motors

NHTSA ID Number: 10143456 Manufacturer Communication Number: PIT5232E Summary This Preliminary Information communication provides information to the technician the steps to diagnose and repair the concern of the display is showing 32° F (0° C) after a battery or reprogramming a module. The outside temperature will begin to update if driven above 20 mph for at least … Read more

Headlight Performance (BCM Calibration and Bulbs) – 2014-2015 GMC Sierra

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2015 GMC Sierra

NHTSA ID Number: 10115046 Manufacturer Communication Number: PIT5374B   Summary This Preliminary Information communication provides information to the technician about vehicles with poor headlight performance when driving in very dark rural areas. Technician should perform normal diagnostics first. If no issue found or the customer is still has complaint the Body Control Module for vehicles built before … Read more