2018 Cadillac CTSService bulletins
2018 Cadillac CTS Technical Service Bulletins
1,089 technical service bulletins (TSBs) are on record for the 2018 Cadillac CTS. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.
- 10140298Aug 30, 2017Equipment. The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
- 10140401Aug 28, 2017Equipment. This informational bulletin provides information on Loss of Phone Pairing When Vehicle Shuts Down in Demo Mode and that this is considered a normal characteristic of the vehicle in demo mode.
- 10140406Aug 23, 2017Equipment, Body and structure. Thins informational bulletin provides information on Paint-less Dent Repair Process.
- 10137734Aug 23, 2017Engine. 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.
- 10140295Aug 22, 2017Electrical system. This informational bulletin provides information on OnStar® VCIM is currently restricted parts. By working closely with our dealers and technicians, through the part restriction process, the General Motors team will gain a better understanding of any field concerns that may develop.
- 10137733Aug 22, 2017Equipment. 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.
- 10137727Aug 21, 2017Engine. 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.
- 10137722Aug 16, 2017Equipment. The PI was created to advise of an engineering investigation for a concern of unable to connect toOnStar Virtual Advisor when selecting "New Destination" in the OnStar menu.
- 10140374Aug 9, 2017Equipment. This informational bulletin provides information for the service parts identification (SPID) label replacement.
- 10137705Aug 9, 2017Equipment. 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.
- 10140296Aug 7, 2017Equipment. This warranty administration bulletin provide policy information on required operating procedures.
- 10140302Aug 3, 2017Electrical system. This informational bulletin explains how the technician no longer needs to perform the 3 hour battery relearn procedure on 2017-2018 vehicles with Start/Stop.
- 10140299Aug 3, 2017Electrical system. This technical bulletin provides a procedure to perform diagnosis before just replacing the battery sensor module.
- 10140297Aug 2, 2017Equipment. This warranty administration bulletin provide policy information on warranty and policy exchange program for electronic products for U.S. and Canada dealers only.
- 10126081Jul 31, 2017Equipment. This informational bulletin explains the Road Force balancers and what they can do for customer concerns.
- 10126113Jul 25, 2017Electrical system. This informational bulletin provides information on Information on How to Prevent Inadvertent Vehicle Starting from Key Fob or OnStar Mobile Application and where to locate the information for future use.
- 10126065Jul 25, 2017Equipment. This warranty administration bulletin provide policy information on required operating procedures.
- 10126111Jul 24, 2017Electrical system. This informational bulletin provides to the tech the new version of SPS that will prompt warnings when trying to reprogram modules that have been already reprogrammed.
- 10126108Jul 21, 2017Brakes. This bulletin provides information on possible normal brake drag caused by sitting.
- 10126100Jul 17, 2017Wheels. This informational bulletin provides information on mcgard wheel locks and if the key ever fractures that they will replace it via the website provided.
- 10114073Jul 13, 2017Equipment, Electrical system. This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find Diagnostic Trouble Codes that apply to components that the vehicle is not equipped with, current in the radio. Technician may clear the Diagnostic Trouble Code but it will return. Technician should not replace the radio or any other components for this concern.
- 10118274Jun 19, 2017Equipment. This Preliminary Information communication provides the technician with the diagnosis and repair steps for a vehicle with a check engine light on with Diagnostic Trouble Code P015B or a reduced engine power message with Diagnostic Trouble Code P1101. Technician should look for a missing or damaged O-ring seal in the charge air cooler coupler.
- 10118250Jun 7, 2017Engine. 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…
- 10137665May 23, 2017Equipment. This informational bulletin explains the Road Force balancers and what they can do for customer concerns.
- 10137600May 22, 2017Wheels. This informational bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.
- 10137680May 19, 2017Brakes. This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on.
- 10137601May 17, 2017Engine. This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on engine surfaces.
- 10137605May 15, 2017Equipment. This informational bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.
- 10137640May 10, 2017Transmission and drivetrain. This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
- 10137635May 10, 2017Fuel system, Equipment. This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.
- 10137602May 4, 2017Equipment. This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
- 10137603May 2, 2017Equipment. This warranty administration bulletin provide policy information on required operating procedures.
- 10138086Mar 29, 2017Suspension. This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.
- 10138087Mar 17, 2017Steering. This preliminary information bulletin provides information for diagnosing a power steering fluid leak at the fluid reservoir.
- 10138060Mar 15, 2017Equipment. This warranty administration bulletin provides policy information with the field action courtesy transportation policy.
- 10138025Mar 13, 2017Steering. This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
- 10138054Mar 10, 2017Electrical system. This informational bulletin provides information on On rare occasions, a security code input message with SPS error code E5659, M5304, and/or M5530 may be displayed in TIS2web when the technician is programming any module. If this concern is encountered, the technician should start by ensuring that the module being programmed is not a used module and that the VIN matches on VIN plate, TIS2web programming screen…
- 10138053Mar 9, 2017Transmission and drivetrain. This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
- 10138014Mar 7, 2017Equipment. This information bulletin explains the labor operation numbers used for submitting warranty claims and how to setup, and reprogram modules.
← All problems reported for the 2018 Cadillac CTS
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.