Diagnostic Tips

Driver Information Center (DIC) Switch Buttons Are Inoperative – 2007-2017 Buick Chevrolet GMC Saturn

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General Motors

NHTSA ID Number: 10184104 Manufacturer Communication Number: PIT4534G Summary This Preliminary Information communication provides information to the technician about vehicle that have the Driver Information Center button inoperative. Technician will insure the connectors to the Instrument Panel Cluster and the DIC witch are connected and then remove the (IPC/DSPLY) fuse. Reinstall the fuse after a few seconds … Read more

Rear Of Engine Oil Leak – 2015 Chevrolet & GMC 6.6L Duramax Diesel

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Chevrolet & GMC

NHTSA ID Number: 10127197 Manufacturer Communication Number: PIP4836A Summary This Preliminary Information communication provides information to the technician about vehicle that have an oil leak that appears to be from the flywheel housing cover sealing surface. The technician will need to check the for leaks at the turbo charger oil feed hole as well as for damage … Read more

Hybrid – A/C Compressor Will Not Engage – 2008-2013 Cadillac Chevrolet GMC

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2013 Chevrolet Silverado

NHTSA ID Number: 10127219 Manufacturer Communication Number: PIC6131 Summary This Preliminary Information communication provides information to the technician about vehicles that the air conditioner blows warm air. If normal diagnostics from service information does not lead to a correction and it is found that the air conditioning compressor is not engaging check for any communication codes in … Read more

Diagnosing and Repairing Power Liftgate Operation – 2010-2016 Cadillac Chevrolet GMC

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2014 Cadillac SRX

NHTSA ID Number: 10137848 Manufacturer Communication Number: PI1186 Summary This preliminary bulletin provides a procedure to install new liftgate struts to correct the customers concern of the liftgate sagging, causing the gate to close from the open position.   15 Affected Products Vehicles CADILLAC SRX 2010-2014 CHEVROLET EQUINOX 2010-2014 GMC TERRAIN 2010-2014   Parts Strut, Liftgate RH. … Read more

Supercharger Noise – 2009-2015 Cadillac & Chevrolet

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2015 Chevrolet Camaro

NHTSA ID Number: 10111747 Manufacturer Communication Number: 15-06-01-003A   Summary This technical bulletin provides inspection and repair information to correct a customer concern of various supercharger noise conditions.   10 Affected Products Vehicles CADILLAC CTS 2009-2014 CHEVROLET CAMARO 2012-2015   Parts GASKET-CHRG AIR CLR HSG 12613457 [easyazon_cta align=”center” identifier=”B00M38TEBS” key=”small-light” locale=”US” tag=”gmoemdtc-20″] INSULATOR-CHRG AIR CLR LWR 12612467 … Read more