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Service bulletins for the 2016 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.

1669 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
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.
PIC6099A2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; LATCHES/LOCKS/LINKAGES:TRUNK LID:LOCK; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have a key fob, touch pad, or inside release button that will not open the trunk. Technician will need to inspect the Emergency Trunk Release handle bezel to be positioned incorrectly. Technician should re seat the Emergency Trunk Release handle into the bezel. Any sort of preload on the ETR cable will not allow the latch to release when any of the electric switches are used.
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.
PIP5309A2017-08-15. Service bulletin. POWER TRAIN. This Preliminary Information communication advises the technician about the 8L45 8 Speed Automatic Transmission is on restriction through General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIP53132017-08-15. Service bulletin. ENGINE. This Preliminary Information communication advises the technician that the E80 Engine Control Module part numbers 12655021, 12668437, and 12672502 has been placed on restriction through General Motors Technical Assistance Center to assist GM Engineering with product feedback. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIP5230B2017-08-15. Service bulletin. ENGINE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary Information communication advises the technician before replacing the crankshaft to review the following. Dealer should complete the Service Information diagnostics and the Cost Comparison Worksheet for Assembly Repair vs. Replacement. Technician will use the latest version of 09-06-04-026G to verify the Engine Control Module calibration is not an aftermarket calibration. If the customer prefers to keep the original numbers matching engine please call General Motors Technical Assistance Center for repair direction.
PIC61172017-08-15. Service bulletin. EQUIPMENT; SERVICE BRAKES, HYDRAULIC. This Preliminary Information communication provides information to the technician abut vehicles that have excessive amount of brake dust on the wheels. Dealer should advise the customer this is a normal characteristic of the performance race pads that are installed on the vehicle, and to reference the owner?s manual for cleaning instructions.
PIP5179A2017-08-15. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have extended or long crank time during cold ambient air temperatures. Direct Injection systems run at higher pressures, and the mechanical pump on the engine must build up the required pressure before the first injection event occurs. Direct Injection engines may have slightly longer cold crank times than that of port fuel engines.
PIP5279A2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. This Preliminary Information communication provides information to the technician about vehicles that may have Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Codes P0089, P127C, P127D, P0192, P0193, P228C, P228D, and P006C. Technician should follow published Service Information diagnostics for the Diagnostic Trouble Codes that are stored. If Service Information does not lead to a repair for the concern, the fuel rail pressure sensor should be replaced.
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.
PIC6093A2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about a service column lock message. Technician will find diagnostic trouble code B2897 symptom 05 set as history. Any of the follow scenarios could set the code. 1. Power mode is OFF, OPEN the Driver Door, then press the Ignition Switch within 100ms (power mode changes to ACC or RUN). 2. Power mode is ACC or RUN, the Driver Door is OPEN, then change power mode to OFF, and close the Driver Door within 300ms. 3. Power mode is OFF, then OPEN and CLOSE the Driver Door quickly?in less than 300ms. If these are ruled out as the cause of the code or it is set current follow normal service information diagnostics. If the scenarios are the cause of the concern this is a normal operation, communicate to the customer that General Motors is working on a solution for this concern.
PIP5213C2017-08-15. Service bulletin. POWER TRAIN. This Preliminary Information communication advises the technician that the LCT1000 6 Speed Allison, 8L90 and 8L45 8 speed automatic transmission as well as the transmission control module is on restriction through General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIP53092017-08-15. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. This Preliminary Information communication advises the technician that the 8L45 8 Speed Automatic is on parts restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIP53072017-08-15. Service bulletin. ENGINE. This Preliminary Information communication advises the technician that the engine 3.6L LGX High Feature V6 GEN 2 has been placed on the engine exchange program. Dealer will need to call General Motors Product Quality Center for further assistance.
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.
PIP53062017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication advises the technician that Product Quality Center has a part restriction for E82 engine control module Restriction Part Number 12659039. Dealer will have to call General Motors Product Quality Center for further assistance.
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.
PI1223B2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This informational bulletin provides information on black smoke and rough idle on cold start.
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.
PI1520B2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This informational bulletin provides information on the need to perform a Battery Sensor Module learn procedure after a stop/start system repair or after any repair where the 12V battery negative cable has been disconnected.
PI0592D2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides information on service programming system (SPS) errors.
09-06-04-026M2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. This informational bulletin provides information on identifying non-GM (aftermarket) engine calibrations for gasoline engines using Tech 2 or GDS 2.
99-08-51-007G2017-08-15. Service bulletin. WHEELS. This informational bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening or re-machining. Only cosmetic refinishing of the wheel's coatings, using recommended procedures, is allowed.

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