Diagnostic Tips

SES Light With A P2097 Or P2099 – 2004-2019 Buick Cadillac Chevrolet GMC Pontiac Saturn

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2019 Buick Enclave

NHTSA ID Number: 10162138 Manufacturer Communication Number: PIP4964D Summary This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will need to perform an injector balance or Active Fuel Injector Tester prior to going further. Technician … Read more

Engine Misfire DTC P0300 – 2016-2019 Chevrolet & GMC

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2019 Chevrolet Equinox

NHTSA ID Number: 10162140 Manufacturer Communication Number: PIP5657A Summary This Preliminary information communicates the possibility of a misfire occuring due to a broken center insulator on the spark plug.   20 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET CRUZE 2016-2019 CHEVROLET EQUINOX 2018-2019 CHEVROLET MALIBU 2016-2019 CHEVROLET SPARK 2016-2019 CHEVROLET VOLT 2016-2019 GMC TERRAIN 2018-2019     … Read more

Driveability Concerns Caused by Intake Rocker Arm Oil Control Valve, Chuggle, Surge, Misfire, Malfunction Indicator Lamp (MIL) Illuminated – DTC P0068, P0101, P0106, P0171, P0300, P219A, P16D0, P16D1, P2646 and/or P2647 Set – 2014-2015 Chevrolet Impala & Malibu

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2015 Chevrolet Impala

NHTSA ID Number: 10205592 Manufacturer Communication Number: 21NA274   Summary This service bulletin provides a repair procedure to replace the oil control valve (OCV) to correct customers driveability concerns of Chuggle, Surge, Misfire and a Malfunction Indicator Lamp (MIL) Illuminated.     4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET IMPALA 2014-2015 CHEVROLET MALIBU 2014-2015   Condition … Read more

Possible Charge Air Cooler Outlet Hose Disconnected From Throttle Body And One or More of The Following DTCs P0172, P0299, P0101, P0506, P1101 – 2018-2022 Chevrolet Holden & GMC

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2019 Chevrolet Equinox

NHTSA ID Number: 10201319 Manufacturer Communication Number: PIP5651F   Summary This Preliminary information communicates the possibility of the charge air cooler pipe connection becoming disconnected from the throttle body causing a reduced power issue and one or more of the following trouble codes P0172, P0299, P0101, P0506, P1101.     15 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET … Read more

12 Volt Battery Going Dead Overnight – 2017-2019 Cadillac Chevrolet & GMC

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2019 Cadillac Escalade

NHTSA ID Number: 10162151 Manufacturer Communication Number: PIT5692 Summary This Preliminary Information communication provides information to the technician about how to diagnosis a battery draw that may be caused by a module back feeding voltage in the ignition relay circuits making the vehicle think it is still awake.   12 Affected Products Vehicles MAKE MODEL YEAR CADILLAC … Read more