This bulletin applies to 2014-2019 Chevy Corvettes equipped with a 6.2L LT1, LT4 or LT5 engine, regarding a concern of engine thermostat tick noise and/or running hot.
2011-2012 Corvette models equipped with the Z06 with Z07 and 2009-2012 Corvette ZR1 models equipped with J57 ceramic brake packages feature ceramic brake rotors that use an electronic sensor to indicate the need for brake pad replacement. The end of service life is communicated to the driver on the DIC (driver information center) with the message “CHANGE BRAKE PADS.”
This bulletin applies to 2013-2018 Chevy Cruze vehicles. This bulletin is intended to produce direction and examples when diagnosing multiple DTCs, one of which includes U****Byte 71 DTC. Any control module may set this DTC for one of its inputs and data that is shared across the communication buss for other modules to do their respective functions.
Owners of 2010-2014 Chevy Camaro vehicles may comment about an intermittent pop or multiple popping noises from the rear of the vehicle shortly after a cold start or EVAP purge event.
This bulletin applies to 2011-2013 Chevy Cruze vehicles. If replacement of the oil pressure switch is necessary, it is important to torque the switch to the correct specification.
Some owners of 2016 Chevy Corvettes may comment that the red park brake light on the instrument panel intermittently illuminates. This may be due to the vehicle automatically applying the electronic parking brake (EPB) when the vehicle is not moving.
General Motors announced a recall of certain 2013 and 2014 Chevy Cruze vehicles equipped with a 1.4L turbo engine, and manufactured between Nov. 28, 2012, and March 7, 2014.
General Motors issues a recall on certain 2018 GMC Savana and Chevy Express vehicles with certain combinations of front tire and gross vehicle weight option codes. The tire pressure monitoring system may be incorrectly calibrated, causing the TPMS warning light to illuminate when tire pressure reaches 37 psi, not 41 psi.
This bulletin applies to 2001-2013 Chevy Corvettes that present with a P0300 random misfire on a random cylinder. The vehicle may have P0301 – P-308 or P0300 only.
Owners of a 2012-2014 Chevy Cruze equipped with a 1.4L engine and 6T40 automatic transmission and built before Aug. 1, 2013, may complain about a bump feeling or surge or an engine vibration while stopped at idle with the transmission in drive and their foot on the brake pedal.
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