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Service bulletins for the 2018 Cadillac ATS

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.

1078 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
18NA2462019-07-01. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). This technical bulletin provides a procedure to change the oil if excessive fuel has been found in the oil and the cause of the DTC set. Also replacing the PCV valve in camshaft cover and updating the ECM with latest software.
PIC63642019-06-10. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This Preliminary Information communicates information on relearning the power windows if they become inoperative after the vehicle's battery becomes discharged.
PIC5733C2019-06-10. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles with a Diagnostic Trouble Code B2625 Symptom Code 02. Technician should not replace the Body Control Module for this concern. Technician should disconnect the battery negative terminal for 30 seconds. Technician can now reconnect the battery. The Diagnostic Trouble Code will be stored as history and you will now be able to use the clear Diagnostic Trouble Code command to erase the Diagnostic Trouble Code.
PIC6343B2019-06-03. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates information on IPC Speedlimit concerns. Speed limit displays no value, toggles between values, or is blank. (All models) The speed limit unit of measurement (KPH/MPH) flashes. (for Cadillac Models only). Concern being researched by engineering and no repairs are currently available.
PIC6123C2019-06-03. Service bulletin. BACK OVER PREVENTION; ELECTRICAL SYSTEM; LANE DEPARTURE. 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
PIC6013E2019-06-03. Service bulletin. SERVICE BRAKES; ELECTRICAL SYSTEM; BACK OVER PREVENTION; LANE DEPARTURE. 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. If needed, also perform the Long Range Radar Learn called-out in the Radar Sensor Module - Long Range Programming and Setup procedure in Service Information.
PIP4670F2019-06-03. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.
030603004Y2019-05-20. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
17NA2972019-05-13. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin provides information for programming the low speed LAN module due to the mirrors memory position reverse tilt position is inoperative.
17NA2922019-05-13. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:WIRING. This technical bulletin provides a procedure to inspect the wires and/or replace the Valve Rocker Arm Oil Control Valves if the DTCs listed are set.
150603002G2019-05-13. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
100089005G2019-05-13. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
030603004V2019-05-13. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
100845001F2019-04-22. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
090089002Q2019-04-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
070849020P2019-04-22. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
18NA2462019-04-15. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM; ENGINE. This technical bulletin provides a procedure to change the oil if excessive fuel has been found in the oil and the cause of the DTC set. Also replacing the PCV valve in camshaft cover and updating the ECM with latest software.
PIT5236K2019-04-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic System 2 to review the Firmware Over-the-Air version. If the Firmware Over-the-Air version on the scan tool equals 6708 the technician will need to contact General Motors Technical Assistance Center for further assistance. If the Firmware Over-the-Air version on the scan tool is lower than 6708 Dealer can order the part thought the Instrument Sales and Service website process.
PIT5074K2019-04-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
18NA3082019-03-25. Service bulletin. ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of the ride control mode not extending over ignition cycle from Sport Mode, Defaults to Tour.
PIE04972019-03-25. Service bulletin. ELECTRICAL SYSTEM. This engineering information PI is requesting information from the field on a MIL ON, DTC P1070 condition.
060847001N2019-03-25. Service bulletin. ELECTRICAL SYSTEM. This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
18NA1532019-03-25. Service bulletin. ELECTRICAL SYSTEM. This technical bulletin provides a procedure to replace the GEN I charging system with a GEN II charging system only if vehicles apply within the settings.
100089005H2019-03-18. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
17NA2762019-03-18. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station, App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal characteristic of the vehicle in demo mode.

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