This bulletin applies to 2013 and prior GM passenger cars and trucks equipped with drum hat park brakes.
In rare cases, some owners of 2014 Cadillac Escalade vehicles equipped with a 6.2L engine may comment about the Service StabiliTrak message being displayed in the DIC. The StabiliTrak light may also be on.
Owners of a 2011 Cadillac SRX may complain about a tilt/telescopic steering column lever that is binding, sticking or difficult to lock. This may be caused by the steering wheel lever adjustment nut tightening over time when the lever is cycled.
Owners of 2007-2014 Cadillac Escalade vehicles may complain that the power liftgate is inoperative from all switches and the keyless entry transmitter only when the ignition is in the off position. If the ignition is in the accessory or run position, the liftgate will operate correctly.
This bulletin applies to 2008 Cadillac CTS vehicles equipped with the 60L50 automatic transmission, where the issue involves no forward or reverse, an no input or output speed signal after a valve body replacement.
Owners of 2007-2013 Cadillac Escalade vehicles may complain about a buzz or rattle noise during light acceleration around 1,200-2,000 rpm. The noise may also sound like a squeak, creak or tap which is coming from behind the instrument panel.
Some owners of 2013-2014 Cadillac XTS vehicles may complain about a squeak or chirp noise from the rear of the vehicle, noticeable at low speeds with the window open. This is caused by a squeak at the axle-to-seal interface due to lack of lubrication.
Some 2001-2013 Cadillac Escalades may show a Service Suspension System message on the DIC, and the rear suspension height may be incorrect. When checking for DTCs, the ESC (electronic suspension control) module will have C0696 or C0711 set.
Some owners of 2013 Cadillac ATS models may comment that the MIL is on. Technicians may find DTC P0171 set.
This bulletin applies to 2007-2014 Cadillac Escalade and Escalade ESV vehicles. Some customers may state that the power liftgate is inoperative from all the switches and the keyless entry transmitter only with the ignition in the off position. If the ignition is in the accessory or the run position, the liftgate will operate correctly.
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