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Service bulletins for the 2014 Cadillac CTS

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.

2068 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIT53202017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that the navigation voice feedback is choppy, distorted, or garbled. Technician will need to press Settings, Voice, Audio Feedback Speed, and verify speed is set to Medium.
PIP5192A2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. This Preliminary Information communication provides information to the technician about vehicles that may have a flutter or buzz that occurs at 800-900 revolutions per minute with the vehicle in second or third gear. General Motors Engineering is investigating the concern.
PIT4911Y2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIC5891C2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that the voice recognition is inoperative. Technician will need to toggle through all languages then back to the desired language.
PIC60242017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that will not connect to OnStar. Technician may find Diagnostic Trouble Code B2470-04 set in the Vehicle Communication Interface Module also a red LED on the OnStar keypad will be on. Technician will need to follow published diagnostics for the Diagnostic Trouble Code. If the diagnostics lead to replacement of the Vehicle Communication Interface Module read the OnStar Customer Identifier using Global Diagnostic System 2. If the value falls in range the technician will need to remove power from the module for 5 minutes. After the power cycle was performed, check for the Diagnostic Trouble Code to be set current or history. If the Diagnostic Trouble Code is current replace the module. If the Diagnostic Trouble Code is history no further action is required.
PIC60232017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary Information communication provides information to the technician about the Outside Air Temperature Sensor Operating Characteristics. When the vehicle is parked for more than two hours the Outside Air Temperature sends the current reading. When the vehicle is parked for less than two hours and the temperature is less than the shutdown reading the Outside Air Temperature sends the current reading. When the vehicle is parked for less than two hours and the temperature is more than the shutdown reading the Outside Air Temperature the vehicle will start-up with the shutdown reading.
PIP5053D2017-08-15. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). This Preliminary Information communication advises the technician that the 2013-2014 Cadillac ATS and 2014 CTS All Wheel Drive Transfer Case have been removed from restriction through the General Motors Product Quality Center. Dealer can order the parts through the normal part order process.
PIC5891B2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that the voice recognition is inoperative. Technician will need to toggle through all languages then back to the desired language.
PIP5144B2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). This Preliminary Information communication advises the technician that the Aisin TL80SN 8 Speed 81-40LE Transmission Assembly, Torque Converter, Valve Body and Transmission Control Module are on restriction through General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIC60212017-08-15. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS. This Preliminary Information communication provides information to the technician about vehicles that have a rear fascia or bumper cover sticks out past the tail lamp lens. Technician will need to remove the tail lamp. Technician will need to inspect and measure the fascia retaining clip protrusion through the bracket to see if it measures 1.5 millimeter. Also inspect the rear fascia for flashing in the mounting holes.
PIP5209A2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:WIRING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). This Preliminary Information communication provides information to the technician about vehicles that have Diagnostic Trouble Code P00C6 and/or P228C set. Technician will need to inspect the terminals at the Engine Control Module for fit and tension as well as the crimp to wire connection. Terminals to inspect in the ECM are connector x2 terminals 3, 18, and 19 for the fuel rail pressure sensor. Also connector x3 terminals 16 and 32 for the high pressure fuel pump.
PIP52162017-08-15. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:MECHANICAL. This Preliminary Information communication provides information to the technician about vehicles that have a knock noise, seized engine, lower end squeak or squeal from the engine. Technician will inspect the oil control solenoids for metal debris. Also inspect for damage to the cam caps Journals and camshaft journals on the heads. The check the timing chain idler sprockets for stiffness when turning. If any of these instances would be a cause to replace the engine instead of repair.
PIP5053C2017-08-15. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). This Preliminary Information communication advises the technician that the 2013-2014 Cadillac ATS and 2014 CTS All Wheel Drive Transfer Case part number 24266321 and part number 23480424 Exchange program will be administered by the General Motors Product Quality Center. Dealer will need to contact the General Motors Product Quality Center for further assistance.
PIC5784A2017-08-15. Service bulletin. STEERING:COLUMN LOCKING:ANTI-THEFT DEVICE; STEERING. This Preliminary Information communication provides information to the technician about vehicles that may have a grunt or buzz noise heard from the steering column area when the Ignition is turned on and again when the Ignition is turned off and the driver door is opened. Technician will need to have the Steering Column Lock actuator several times while listening to the column lock actuator cycle. Technician will replace the Steering Column Lock actuator if the locking is much louder the unlocking.
PIT3099M2017-08-15. Service bulletin. 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.
PIC5854C2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that may have a the AM or FM audio volume changes, mutes, echoes, cuts in and out, repeats broadcast content, or skips intermittently. Advise this is normal operation when listening to a weak AM or FM HD station. Technician can shut the HD option off to fix the concern.
PIC5959B2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicle that has no XM audio on certain channels but XM channel info is displayed. Technician will need to contact XM and deactivate and activate the module.
PIC5759A2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Dealer should advise the customer this is normal operation of the vehicle due to the maximum number of five phones can be paired to a vehicle.
PIT4911X2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIC4310J2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL. 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 call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
PIC60122017-08-15. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; STEERING. This Preliminary Information communication provides information to the technician for a vibration felt through the steering wheel during a parking lot maneuver normally when turning left into a parking spot with the steering close to the end of travel with the vehicle speed between 3 to 4 miles per hour. The vehicle could have diagnostic trouble code C055C symptom code 00 along with the condition. The technician is to program the Power Steering Control module with the latest software available in TIS2Web.
PIC5214D2017-08-15. Service bulletin. WHEELS; SERVICE BRAKES. This Preliminary Information communication provides information to the technician about vehicles that may have wheels that are collecting an excessive amount of brake dust. Dealer should advised the customer that This is considered a normal characteristic.
PIC5945A2017-08-15. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This Preliminary Information communication provides information to the technician about vehicles that may have a Driver Information Center pages do not retain settings after an ignition cycle. Technician can reprogram the Instrument Panel Cluster on 2014 model year vehicle using Service Programming System. For model years 2013 General Motors Engineering is aware of the issue and is working towards a resolution.
PIP5163A2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about engine block of 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.
PIP5109E2017-08-15. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL. This Preliminary Information communication advises the technician that the Engine Control Module part numbers 12656993 and 12662034 are on part restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.

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