Chevrolet Spark EV (BEV) 1ET35 Transmission Fluid Appears Overheated Or Dark In Color – 2014-2016 Chevrolet Spark EV

2016 Chevrolet Spark

NHTSA ID Number: 10162132 Manufacturer Communication Number: PIP5295B Summary This Preliminary Information communication advises the technician vehicles equipped with Regular Production Option Code MME if the Dexron HP synthetic fluid in the 1ET35 Transmission appears to be overheated or extremely dark in color.  Technician will not replace the transmission or the transmission cooler. Technician will not recommend … Read more

Repeat P0521 And P06DD – 2014-2015 Chevrolet Silverado & GMC Sierra

2015 Chevrolet Silverado

NHTSA ID Number: 10114549 Manufacturer Communication Number: PIP5294 Summary This Preliminary Information communication advises the technician to check the oil pan if there is a Service Engine Soon light on with a diagnostic trouble code of P0521 or P06DD. Technician is to remove the oil filter and look for a cast over passage on the inner ring … Read more

Diagnostic Information For DTC P2635 With P018B – 2014-2019 Cadillac Chevrolet & GMC

2019 Chevrolet Silverado 1500

NHTSA ID Number: 10162136 Manufacturer Communication Number: PIP5286B   Summary This Preliminary Information communication provides information to the technician for a vehicle setting both a P2635 and P018B diagnostic trouble codes. The following steps may help to determine if this is caused by a fuel pressure sensor not reading the low end of the pressure range.  Technician … Read more

Fuel Pressure Regulator Buzz And/or Hum Noise – 1999-2003 Chevrolet & GMC

2003 Chevrolet Silverado

NHTSA ID Number: 10114453 Manufacturer Communication Number: PIP5280 Summary This Preliminary Information communication provides information to the technician about vehicles that may have a buzz noise at idle after fuel pressure regulator replacement. Technician will need to gain access to the fuel pump. After gaining access to the fuel pump check the power and ground for voltage … Read more

Information On Preparation / Washing To Avoid Damaging Bright Aluminum Moldings – Buick Cadillac Chevrolet & GMC

2017 Cadillac ATS

NHTSA ID Number: 10163667 Manufacturer Communication Number: PIC5779K Summary This Preliminary Information communication provides the technician with information on the proper washing of the bright aluminum moldings to avoid the moldings from getting damaged. It is recommended that a non-alkaline solution be used for preparation & washing of the bright aluminum moldings.   69 Affected Products Vehicles … Read more