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.
Some 2012 Ford Explorer vehicles equipped with a 2.0L gasoline turbocharged direct injection (GTDI) engine and built on or before 8/17/2011 may exhibit a MIL on, with DTC P1289 (CHT – cylinder head temperature) sensor circuit high and/or P1290 CHT sensor circuit low stored in PCM memory.
Owners of a 2008-2013 GMC Savana equipped with a 4L60E, 4L65E or 4L70E transmission may comment that the transmission makes a squawk or grunt type noise when shifting from 2nd to 3rd gear.
This bulletin applies to 2011 Mercedes-Benz C300 vehicles. The customer may complain about a humming, droning, shuddering, jolting or slip.
This bulletin applies to 2012-2014 Chevy Tahoe vehicles that exhibit unwanted grade braking, low power and/or a busy-shifting transmission. These issues may be caused by the BPP (brake pedal position) sensor not being learned correctly in the ECM.
This bulletin applies to 2012 Dodge Ram 1500 trucks equipped with a 3.7L engine and 4-speed 42RLE or 6-speed 65RFE or 6-speed 66RFE automatic transmission. A MIL-on for DTC P0441 (EVAP purge system performance) may be found.
When servicing the 6T30/40/45/50 automatic transmission in a 2012 Chevy Orlando, a technician may note that the ATF has a very dark appearance, almost as if the fluid has been overheated or the clutches inside the transmission are distressed.
Some 2012-2013 Lincoln Navigators quipped with the 6R80 transmission, and built on or before 4/8/2013 may exhibit a transmission engagement in 5th gear when starting. The “wrench” indicator and/or seat belt minder may be illuminated, the speedometer may read zero and the odometer may display dashes while driving.
Some owners of 2011-2014 Chevy Silverado 2500/3500 trucks equipped with the Allison A1000 automatic transmission may experience a bump feeling and/or a clunk noise when shifting from drive to reverse. Harsh shifting into reverse may be involved as well.
This bulletin applies to 2012 Dodge Ram 1500 trucks equipped with the 5.7L engine, and either the 4-speed 42RLE, 6-speed 65RFE or 6-speed 66RFE automatic transmission. The MIL may be on, and/or the transmission light and/or the transmission cooler may be frozen.