2019 Buick Regal Technical Service Bulletins

673 technical service bulletins (TSBs) are on record for the 2019 Buick Regal. 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.

• 10169357Nov 26, 2019Equipment. This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.
• 10169362Nov 25, 2019Steering, Wheels, Equipment. This engineering information (EI) closure ends the need for information from the field on a stick-slip type condition felt in steering wheel at highway speeds. If a vehicle is encountered with the this condition, refer to SI for further diagnosis.
• 10169355Nov 25, 2019Equipment. This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
• 10169341Nov 18, 2019Engine, Equipment. This technical bulletin provides a procedure to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.
• 10169356Nov 12, 2019Equipment, Wheels, Tires. This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.
• 10169354Nov 12, 2019Equipment, Exterior lighting. This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
• 10169337Nov 4, 2019Back-over prevention (rear camera), Equipment. This technical bulletin provides repair information to correct a customer concern of Rear View Camera Fisheye Appearance and Missing Guidance Lines.
• 10169335Nov 4, 2019Electrical system, Equipment. This technical bulletin provides repair information to correct a customer concern of Radio Favorites Grayed Out or Unavailable At Times.
• 10169268Nov 4, 2019Equipment. This Technical bulletin provides a procedure for dealers/technicians on the release of Radio Software Version 22.8 Over-the-Air Update.
• 10167471Oct 31, 2019Engine cooling. This Preliminary information communicates diagnostics and repairs in addition to what is already in Service Information. The concern this document is designed for is specific to some 2019 vehicles with 2.0 LTG engine exhibiting a misfire and MIL due to P0300.
• 10168202Oct 30, 2019Engine cooling. This technical bulletin provides a procedure to correct a condition of engine runs rough, misfire or MIL Illuminated with P0300 set.
• 10168212Oct 29, 2019Transmission and drivetrain. This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.
• 10167456Oct 22, 2019Engine cooling. 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.
• 10167453Oct 22, 2019Fuel system. This Preliminary information communicates to the customer that a vehicle enhancement was put into place which has eliminated the locking fuel filler door resulting in the door no longer locking when the doors are locked as well as the service parts no longer having the locking feature.
• 10168207Oct 16, 2019Equipment. This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only).
• 10168175Oct 14, 2019Transmission and drivetrain. This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
• 10168208Oct 9, 2019Equipment. This informational bulletin provides information on key code security and information on GM key code look up applications.
• 10168205Oct 9, 2019Engine cooling. This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 10168204Oct 2, 2019Equipment. This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
• 10168188Oct 2, 2019Equipment. This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
• 10168222Oct 1, 2019Steering. This engineering information bulletin is requesting to gather information from the field to determine a root cause for a condition of a stick-Slip Type Condition Felt in Steering Wheel at Highway Speeds. The information gathered will be used to develop a field fix.
• 10165904Sep 25, 2019Electrical 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.
• 10165900Sep 23, 2019Equipment. This Preliminary information communicates to the technician information on what may be setting DTC P06DE. This is in addition to what is already in the service manual.
• 10166638Sep 18, 2019Equipment. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
• 10166673Sep 17, 2019Steering. This engineering informational bulletin is requesting to gather information from the field to determine a root cause for a condition of a stick-Slip Type Condition Felt in Steering Wheel at Highway Speeds. The information gathered will be used to develop a field fix.
• 10165889Sep 16, 2019Equipment. This Preliminary information communicates to the technician information on what may be setting DTC P06DE. This is in addition to what is already in the service manual.
• 10165127Aug 23, 2019Electrical system. This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961).
• 10165088Aug 23, 2019Equipment. This technical bulletin provides repair information to correct a customer concern of the glove box (I/P compartment) misaligned, gapping concern.
• 10165087Aug 23, 2019Equipment. This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).
• 10165124Aug 21, 2019Engine cooling. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
• 10165084Aug 20, 2019Equipment. 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.
• 10165126Aug 19, 2019Equipment. This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part Number in eSI and how to locate the part(s) in the EPC.
• 10165121Aug 15, 2019Engine cooling. This informational bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
• 10165122Aug 13, 2019Engine cooling. This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
• 10165123Aug 12, 2019Transmission and drivetrain. This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
• 10165079Aug 5, 2019Steering. 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.
• 10164739Aug 2, 2019Equipment, Electrical system. This Preliminary information communicates information to not replace any parts for Favorites unavailable message intermittently. This PI will be deleted and a bulletin created when new software is available.
• 10163900Jul 26, 2019Equipment. This informational bulletin provides process information for the (GWM) and (WPC) parts return program.
• 10163667Jul 19, 2019Body and structure. This Preliminary Information communication provides the technician with information on the proper washing of the bright aluminum moldings to avoid the moldings from getting damaged. It is recommended that a non-alkaline solution be used for preparation & washing of the bright aluminum moldings.
• 10163666Jul 18, 2019Engine cooling. This Preliminary information communicates diagnostics and repairs in addition to what is already in Service Information. The concern this document is designed for is specific to some 2019 vehicles with 2.0 LTG engine exhibiting a misfire and MIL due to P0300.
• 10164125Jul 10, 2019Electrical system. This technical bulletin provides repair information to correct a customer concern of OnStar Hands Free Calling Missing Icon and Inoperative (Canada Only).
• 10163272Jun 26, 2019Equipment. 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.
• 10163268Jun 26, 2019Equipment, Electrical system. This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
• 10163261Jun 26, 2019Fuel system. This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
• 10162163Jun 26, 2019Equipment. This Preliminary information communicates information regarding a radio software concern that efffects OnStar handsfree calling selection missing from the radio display.
• 10163266Jun 25, 2019Equipment, Engine. This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
• 10163260Jun 25, 2019Equipment. This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
• 10163193Jun 25, 2019Equipment. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
• 10162124Jun 13, 2019Electrical 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.
• 10162121Jun 12, 2019Electrical system. This Preliminary information communicates information to not replace any parts for Favorites unavailable message intermittently. This PI will be deleted and a bulletin created when new software is available.

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