2023 Cadillac Lyriq technical service bulletins
737 technical service bulletins and manufacturer communications cover the 2023 Cadillac Lyriq, including one warranty extension.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This service bulletin provides information about GM Accessories
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- This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
- If a vehicle has an issue with super cruise inoperative tech is directed to follow a diagnostic path...
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- Reduced or intermittent Telematics Control Module functionality
- This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and...
- This PI Communicates information to ensure Memory Recall is enabled to ensure memory mirrors return to set...
- PI to help diagnose A/C concern
- • Additional protection for battery health and to help prevent battery drain • Improved charging messaging...
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- • Fixes to help prevent loss of functionality for connectivity features such as OnStar, Wi-Fi, Navigation,...
- Fog lamp control may be missing from radio display after a BCM update
- • Improvements to diagnostics and service messaging for battery health, particularly in humid conditions
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- This PI Communicates that a grind noise maybe heard if the spring plate is not transferred to the new...
- Pi created to provide GM dealers with information on gathering information for projection issue
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- A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar...
- Been sold with a GM NACS Level 2 EV charging adapter (NACS to J1772) in which a quality issue was identified
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- This PI communicates a possible concern with the customer experiencing a service headlamp message on...
- Certain vehicles listed above may be missing relevant information regarding the use of snow chains, snow...
- This PI provides diagnostics tips to dealership techs when trying to diagnose a CAN Bus communication...
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- •Improvements to help protect battery health in low temperatures
- • Fixes to help ensure successful vehicle software updates
- This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered...
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- Condition in which the Brake System Control Module does not have the latest software
- Condition in which the Brake System Control Module does not have the latest software
- Condition in which the Battery Energy Control Module will not exit “commissioning” (start-up), because a...
- •Improvements to accuracy of Park Assist messaging
- This PI addresses a possible roll up then down window message.
- The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
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- •Improvements to battery health information
- •Improvements to the performance of One-Pedal Driving •Improvements to propulsion and acceleration
- A vehicle may come in with B3A6B set in history
- New Vehicle Monitoring Programs Section in IVH
- This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and...
- PI is created to advise dealer of an issue that may have been induced by OTA programming
- Certain vehicles may be missing relevant information regarding the use of snow chains, snow socks, or...
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- Diagnostic Guidance for U3000-97 Long Range Radar Blocked
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- Great News! Your vehicle keeps getting better
- GM Update 653.20 • Improvements to vehicle diagnostics
- This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
- This PI communicates that a brake system failure message may present with no DTC's found in GDS but are...
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- Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an...
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- This PI communicates a procedure to clean oil leaking from the rain sensor.
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- This service bulletin provides information on Tire Sidewall Irregularities.
- Service Update
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- •Improves how center display adjusts to lighting changes
- This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
- This service bulletin and criteria within are to determine the internal state of the High Voltage Battery...
- Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise
- This engineering information (EI) will assist GM to recover a small number of electric vehicle battery...
- This service bulletin provides dealers with Warranty Administration information on North American Charging...
- This service bulletin provides information for dealers/technicians on SPS2 Hybrid/EV Battery Data...
- This service bulletin provides information on the wireless charging feature not working or intermittently...
- This engineering informational bulletin is requesting information from technicians to perform the check...
- This service bulletin provides information for the technicians to use a Customer Concern Verification...
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- Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise
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- This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
- This warranty administration bulletin provides information for dealers/technicians on System Reset and...
- This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
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- Steering
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- This warranty administration bulletin provides policy information for GM courtesy transportation and...
- This service bulletin provides repair information to correct a customer concern of Radio Software issues
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- This service bulletin provides diagnostic information for dealers/technicians on an Amber Light on Dual...
- This service bulletin provides information on the proper Reflective High Temperature Heat and/or...
- The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential...
- This informational bulletin provides information for dealers/technicians on Customer Education Bulletin...
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- This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be...
- This service bulletin provides information for dealers/technicians on Service Programming System (SPS)...
- This bulletin provides information on Wiper Blade Maintenance Tips.
- This service bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for...
- This message is to inform dealers that Customer Satisfaction Program N232428240, released on March 7, 2024...
- This service bulletin provides information to diagnose batteries that have set for a long period of time...
- This warranty administration bulletin provides information regarding the field action courtesy...
- This informational bulletin provides information for dealers/technicians on Service High Voltage Message...
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- This service bulletin provides information on Wheel Alignment Specifications, Requirements and...
- This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer...
- This informational bulletin provides a procedure on how to remove the paint stain that may present itself...
- This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the...
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- This warranty administration bulletin provides policy information for chargers that are covered under the...
- This service bulletin provides repair information to correct a customer concern of software related issues...
- This service bulletin provides customer information for rear unwanted automatic braking, usually when...
- Fuel/propulsion system
- This service bulletin provides information on proper use of floor mats.
- This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the...
- This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil...
- This warranty administration service bulletin provides information about GM Accessories
- This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode,...
- This service bulletin provides information to inform dealership personnel about Law Enforcement and...
- This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and...
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- This technical bulletin provides a procedure to correct the condition of Lower Closeout Panel Not Sitting...
- This technical bulletin provides a procedure to correct the condition of Clicking Noise at Slow Speeds.
- Warranty Administration
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- This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using...
- This service bulletin provides repair information to trim the Cadillac Emblem Charge Port Door Switch to...
- This warranty administration bulletin provides policy information on the requirements for 12V battery...
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- This engineering information (EI) closure ends the need for gathering further information from technicians...
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- Fuel/propulsion system
- This warranty administration bulletin provide policy information for variable diagnostic time allowances...
- This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
- This service bulletin provides information for dealers/technicians on Labor Operations for Limited...
- This informational bulletin provides information on EV Charge Inlet Dust Cover Replacement Information.
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- This technical bulletin provides a procedure that corrects the condition of Rear Access Open Message...
- Lane departure: assist
- Electrical system
- Service Update
- Fuel/propulsion system
- This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone...
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- Electrical system
- Electrical system
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- This service bulletin provides information on Lithium-Ion Battery
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- Electrical system
- This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center...
- This service bulletin provides information on key code security rules and information on GM keycode...
- This service bulletin provides service information for dealers/technicians on Radio Staying on for...
- Electrical system
- This Warranty Administration bulletin provides information on the Global Warranty Management (GWM)...
- This service bulletin provides information for dealers/technicians on New Labor Operations for Limited...
- This bulletin provides information on Warranty Administration – Required Operating Procedures
- This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer...
- This service bulletin provides dealers Warranty Administration
- This service bulletin provides information on some vehicles that may rock or move slightly forward or...
- This warranty administration bulletin provides policy information, proper labor operation selection and...
- Vehicle speed control
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- This service bulletin provides repair information to correct a customer concern of Wireless Charging...
- This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
- This service bulletin provides information for dealers/technicians on When and How to Submit a Field...
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- This engineering information (EI) closure ends the need for gathering further information from technicians...
- The bulletin provides direction on how to locate the Temporary Service Part (TSP) form in GlobalConnect.
- Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles
- This bulletin provides a procedure to replace the FPDCM if found to
- This service bulletin provides information to dealership personnel on diagnosis and replacement of shock...
- Electrical system
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- This service bulletin provides information on AGM batteries that require less frequent charging in storage.
- This informational bulletin provides information for dealers/technicians on Software Updates on Ultium...
- Certain vehicles may require software updates that improve the customer experience and optimize future...
- This service bulletin provides information on a guide to help reduce repeat visits for the same customer...
- This update corrects a false wheel slippage detection in the anti-lock braking system (ABS) while...
- This Warranty Administration service bulletin provides information for dealers/Service advisors on when...
- This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a...
- This service bulletin describes the U.S. Dealer Special Tool Loan Program process.
- This service bulletin provides information for dealers/technicians on the process to disable and enable...
- This engineering information (EI) is requesting information from technicians to perform the check list...
- This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C...
- GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities
- This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted...
- This engineering informational bulletin is requesting information from technicians to perform the check...
- This service bulletin provides Radio Software update Version W27E-172.5.1-M169-SQBR4-126.3 repair...
- This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is...
- This engineering information (EI) closure ends the need for gathering further information from technicians...
- This service bulletin provides information for replacement parts traceability (RPT) process to aid in...
- This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as...
- This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center...
- This service bulletin provides information for engine oil life monitor operation calculation.
- This engineering information (EI) is requesting information from technicians to perform the check list...
- This warranty administration bulletin provides policy information requirements applicable to key fob...
- This Warranty Administration bulletin provides information on customer vehicles concern results in a...
- Customer Satisfaction Program
- This engineering information (EI) closure ends the need for gathering further information from technicians...
- This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
- Customer Satisfaction Program
- Condition in which the instrument panel center storage compartment does not function correctly
- This warranty administration bulletin provides policy information to cover GMs policy on performing GM...
- This informational bulletin provides information for dealers/technicians on Updates Failing on K73...
- This Warranty Administration bulletin provides retail and wholesale service personnel with the...
- This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
- This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original...
- This service bulletin includes information on Interior Cleaning
- This service bulletin provides technicians with information to help identify the differences between what...
- This service bulletin provides information for dealers/technicians on Over The Air (OTA) and In Market...
- This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
- This engineering information (EI) closure ends the need for gathering further information from the field
- Customer Satisfaction Program- Certain vehicles may require software updates that improve the customer...
- This bulletin updates the position of General Motors on refinishing aluminum wheels
- This technical bulletin provides repair information to correct a customer concern of Image Processing...
- This bulletin provides information for electrical ground repairs using new General Motors replacement...
- Customer Satisfaction Program- Certain 2023 model year Cadillac LYRIQ vehicles may require software...
- Service update
- This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the...
- Certain vehicles may require software updates that improve the customer experience and optimize future...
- Certain 2023
- Customer Satisfaction Program
- Service Update: Certain vehicles may have a condition in which the headlamps’ aim may drift high or low...
- This informational bulletin provides a procedure to High Voltage Battery Core Return Shipment Criteria.
- This engineering informational bulletin is requesting information from technicians to perform the check...
- Electronic stability control: automatic (ASC)
- This engineering information (EI) provides special update instructions for A11 Radio.
- Electrical system: software
- This engineering information (EI) is requesting information from technicians to perform the check list...
- This concise summary was created to advise of engineering investigation to address Error 302 when...
- This service bulletin provides information on Forklift and Vehicle Hoist Requirements to Support Electric...
- This engineering information (EI) is requesting information from technicians to perform the check list...
- This service bulletin provides information on Lithium-Ion Battery
- This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming...
- Electrical system
- Equipment: electrical
- This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs.
- This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus...
- Electrical system
- Structure
- Equipment: other: owners/service/other manual
- This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License...
- This service bulletin provides repair information to correct a customer concern of rear sunroof itching.
- This informational bulletin provides information on Lithium-Ion Battery
- This service bulletin provides a procedure for Sun Load, Ambient Light, and Charge Indicator Sensor...
- This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
- Electrical system
- Power train
- This technical bulletin provides a procedure for Sun Load, Ambient Light, and Charge Indicator Sensor...
- Equipment: electrical: wireless charger/cradle
- Equipment: electrical: radio/tape deck/cd etc.
- Electrical system
- Equipment: electrical: wireless charger/cradle
- This engineering information (EI) is requesting information from technicians to perform the check list...
- Equipment: electrical: radio/tape deck/cd etc.
- This engineering information (EI) closure ends the need for gathering further information from technicians...
- This engineering information (EI) closure ends the need for gathering further information from technicians...
- This service bulletin provides a repair procedure to correct a customer concern of the Floor Console...
- This engineering information (EI) is requesting information from technicians to perform the check list...
- Structure
- This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with...
- Electrical system: 12v/24v/48v battery
- Electrical system
- This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty...
- Vehicle speed control
- Equipment: electrical: radio/tape deck/cd etc.
- Service Update
- This service bulletin provides information on General Motors Dealership Critical Equipment Requirements...
- This service bulletin provides information about the Hunter wheel Road Force balancers that should be...
- Communication: manufacturer telematics
- Communication: manufacturer telematics
- This service bulletin provides information for dealers on how to submit a product information report (PIR)...
- This service bulletin provides repair information to correct customer concerns of Radio Software issues.
- Wheels
- This bulletin provides information on Warranty Administration – Required Operating Procedures
- Potential Low Battery/No Start Issue
- This engineering informational bulletin is requesting information from technicians to perform the check...
- '(There may be future updates under this same release number.) Your Cadillac LYRIQ keeps getting better
- '(There may be future updates under this same release number.) Your Cadillac LYRIQ keeps getting better
- Service Update
- Customer Satisfaction Program
- Electrical system
- Customer Satisfaction Program
- This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014.
- Customer Satisfaction Program
- This service bulletin provides technicians with updated information to help identify the differences...
- This service bulletin provides repair information to correct a customer concern of Dead battery Resulting...
- Equipment: other: owners/service/other manual
- Back over prevention: display function
- Equipment: electrical
- This service bulletin provides information for dealers/technicians on accessory all-weather floor liners...
- This service bulletin provides information on availability for a seat belt extender.
- This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market...
- Latches/locks/linkages
- This service bulletin provides a procedure to correct a condition of Lower Steering Wheel Controls...
- Visibility: defroster/defogger/HVAC system
- Customer Satisfaction Program
- This service bulletin provides information on Paintless Dent Repair Process.
- Customer Satisfaction Program
- This technical bulletin provides a procedure to correct the condition of Poor Wipe Quality, Noise,...
- (There may be future updates under this same release number.) Your Cadillac LYRIQ keeps getting better
- (There may be future updates under this same release number.) Your Cadillac LYRIQ keeps getting better
- Equipment
- (There may be future updates under this same release number.) Your Cadillac LYRIQ keeps getting better
- This engineering information (EI) closure ends the need for gathering further information from technicians...
- Structure
- This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter...
- This service bulletin provides repair information to correct a customer concern of Service High Voltage...
- This service bulletin provides information for dealers/technicians on When and How to Submit a Field...
- This engineering information (EI) is requesting information from technicians to perform the check list...
- Equipment: electrical: infotainment
- Equipment: electrical: radio/tape deck/cd etc.
- Service Update
- This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are...
- Service Update
- Vehicle speed control
- Electrical system: ADAS
- Equipment: electrical: radio/tape deck/cd etc.
- Service Update
- Customer Satisfaction Program
- Service Update
- Visibility: defroster/defogger/HVAC system
- Equipment: electrical: radio/tape deck/cd etc.
- Engine
- Electrical system
- Electrical system
- Customer Satisfaction Program
- This consise summary was created to advise of engineering investigation to address Error 302 when...
- Stop Delivery Order: Reference Number N232404440
- Equipment: electrical
- This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full...
- This bulletin provides information on Engine Concerns that could result from lack of scheduled...
- Customer Satisfaction Program
- This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
- Electrical system
- This Warranty Administration bulletin provides policy information on Causal Part requirements for...
- This warranty administration bulletin provides policy information for variable diagnostic time allowances...
- This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water...
- This service bulletin provides repair information to correct a customer concern of Wireless Charging...
- This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance...
- This service bulletin provides information for accurate tire pressures that ensure the safe handling and...
- This service bulletin provides information for tire pressure monitoring (TPM) system concerns.
- Equipment: electrical: radio/tape deck/cd etc.
- Multiple software issues such as no audio, flashing cornering lamps, or lighting concerns
- Customer Satisfaction Program
- This service bulletin provides information on Dealer Installed LPO Wheel Installation and Return Process.
- On October 27, 2022, General Motors released Customer Satisfaction Program N222384530 with a vehicle...
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