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Service bulletins for the 2016 Cadillac XTS

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1276 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIP3423M2017-08-15. Service bulletin. ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary Information communication provides information to the technician that Diagnostic Trouble Codes P0016, P0017, P0018, P0019, P0008 or P0009 may be set. Technician will need to inspect for loose timing chains or tensioners. If after following Service Information diagnostics the root cause is not found inspect the reluctor for the crankshaft sensor. If the reluctor has moved then replace crankshaft.
PIP4919E2017-08-15. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician about vehicle that may have black smoke on a cold start. A dual-pulse injection strategy is utilized during engine cold start to reduce the time required to bring the catalytic converter up to operating temperature. This split injection strategy lasts for about 60 seconds on cold start. This process may cause the customer to see increased black smoke during cold start and should be considered normal.
PIC5953B2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
PIC6063B2017-08-15. Service bulletin. ELECTRICAL SYSTEM; PARKING BRAKE. This Preliminary Information communication provides information to the technician about vehicles that may have the park assist warning that goes off without an object near the vehicle. Engineering has reviewed the concern and it has been determined that this is a normal operating characteristic.
PIP53382017-08-15. Service bulletin. SUSPENSION; STRUCTURE:FRAME AND MEMBERS. This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Diagnostic Kit to effectively diagnosis vehicles. Technician should drive the vehicle will using the Pico Oscilloscope to record data. After the data is recorded it should be reviewed to determine the root cause of the concern. If a repair attempt made the concern better but not eliminated or had no affect at all, and are requesting assistance from General Motors Technical Assistance Center record another Pico file and save it to the computer. After the new Pico Oscilloscope data has been saved email the data to General Motors Technical Assistance Center in the subject line include ?Vibration? ?Business Associate Code? and the last 8 of the Vehicle Identification Number.
PIC61372017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE. This Preliminary Information communication provides information to the technician about vehicles that the engine stops running after extended idle with shifter in park. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle. If the customer exits the vehicle with the fob in their possession while the engine is running and the shifter is left in park, the engine will shut off after 2.5 hours. If the customer is sitting in the vehicle with the engine running and the fob is in the vehicle, the Passive Entry Passive Start system will reach out and look for the fob after 2.5 hours. If the fob is located, the timer will reset an additional 2.5 hours.
PIP5095C2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark Plug Tube is leaking and it is determined that the oil or coolant is not coming from a leak above the spark plug then replace the cylinder Head, spark plug and coil.
PIC6013B2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have a "ADAPTIVE CRUISE TEMPORARILY UNAVAILABLE" message on the Driver Information Center when attempting to activate the cruise. Technician will need to perform a Multi Axis Sensor yaw rate sensor learn procedure. Also perform the Long Range Radar Learn called-out in the Radar Sensor Module - Long Range Programming and Setup procedure in Service Information.
PIC6216B2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles voice recognition inoperative for calling Bluetooth phone contacts. Technician will need to Clear All Private Data and re-pair any phones that were deleted.
PIT5354A2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary Information communication advises the technician how determine if the vehicle is equipped with wireless fidelity. Technician should check the Regular Production Option Code list for (VV4).
PIC6048F2017-08-15. Service bulletin. STEERING; LANE DEPARTURE; POWER TRAIN; ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. The Lane Keep Assist icon is solid amber, Forward Camera Module is actively commanding a torque to Electronic Power Steering. This means that the driver should also feel some feedback from the steering wheel. No Chimes or haptic in the seat. Lane Keep Assist icon is flashing amber; Forward Camera Module is actively commanding torque to Electronic Power Steering. This will also be accompanied with Lane Departure Warning chimes and haptic in the seat feedback based on the setting chosen in the vehicle settings. This will take place when the vehicle has crossed lane marking by (40 cm) or (15.75 in).
PIT3099N2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Technician can also contact Partect for assistance. Technician can also contact Techline Customer Support Center for programming issues.
PIP54442017-08-15. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL; FUEL SYSTEM, GASOLINE. This Preliminary Information communication provides information to the technician about vehicles that have a Check Engine Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P0641. Technician will need to unplug the fuel rail pressure sensor to see if that sensor is the cause of the five volt reference line being brought low. Technician should replace the fuel rail pressure sensor with current part available.
PIC6123A2017-08-15. Service bulletin. ELECTRICAL SYSTEM; LANE DEPARTURE: ASSIST; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. This Preliminary Information communication provides information to the technician for the adaptive cruise control or lane keep assist unavailable message in the driver?s information center after the vehicle has been parked in direct sunlight and high ambient temperatures. The cameras electronic control unit?s internal operating temperature range is -40 degrees Celsius to 85 degrees Celsius. If the temperature of the electronic control unit of the camera module exceeds 85 degrees Celsius the image processor will no longer function resulting in adaptive cruise control and lane keep assist to be unavailable until the temperature falls to below the maximum operating temperature range.
PIP5163B2017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; FUEL SYSTEM, GASOLINE; ENGINE. This Preliminary Information communication provides information to the technician about engine block that have a possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, an out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
PIT5389B2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to contact General Motors Technical Assistance Center with the scan tool data from the OnStar system.
PIC6177B2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides the technician with information on vehicles with navigation radio Regular Production Option Code IO6 or UY4 that defaults to West Virginia instead of Virginia on a manual entry. General Motors engineering is currently working on a solution for this concern.
PIC6186E2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that the radio will turn on unwanted after a key cycle when the radio was shut off before the key was turned off. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
PIC61212017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that will the radio display stay on when accessing the Integrated Center Stack compartment door. This is a normal operating characteristic of this model year vehicle.
PIC5932A2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about customers that may complain of various concerns when using Bluetooth components. Technician should use the Preliminary Information to gather information from the customer on their Bluetooth device and the concern they are having before calling General Motors Technical Assistance Center.
PIT54432017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication advises the technician of a concern where the Onstar® menu is missing from the radio display. Pressing the white Onstar® push to talk button and say hide Onstar® menu will hide the menu and saying unhide menu will make the menu come back again.
PIC60862017-08-15. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES; VISIBILITY:WINDSHIELD. This Preliminary Information communication provides information to the technician about vehicles that may have an oily substance is found on the inside windshield surface and appears to be leaking from the rear view mirror area. Technician should inspect the moisture sensor for being the source of the leak, if found to be leaking, carefully remove the moisture sensor. Clean the glass surface and sensor bracket with an isopropanol alcohol wipe until the surfaces are clean, then re-install the moisture sensor.
PIC5779F2017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. 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.
PIT53992017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
PIE03652017-08-15. Service bulletin. ELECTRICAL SYSTEM. This engineering information bulletin is requesting information from the dealers on a customer concern that one of the USB ports is not charging, allowing data to transfer.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.