Complaints over time
Complaints about the 2020 Buick Regal peaked in 2022, with 1 filed
Owner complaints about this model year, by the year they were filed with NHTSA.
Source: NHTSA ODI complaints file. The lighter column runs through October.
Model year
2020 Buick Regal
Sedan, gasoline, FWD/Front-Wheel Drive, built in Germany. Owner complaints on file from Jan 13, 2022 to May 15, 2023.
Recall campaigns covering this model year224k vehicles or units across those campaigns
Owner complaints2Below the median 2020 sedan
Severity index0.02020 sedans average 8.1
First 24 months0Complaints in its first two years
Components
50% of complaints about the 2020 Buick Regal name electrical system
Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.
Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls
2 recall campaigns cover the 2020 Buick Regal
Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.
| Campaign | Filed | Subject | Component | Vehicles | Remedy |
|---|---|---|---|---|---|
| 22V-465 | Jun 30, 2022 | In the event of a vacuum-power brake assist failure, a software error in the electronic brake control module (EBCM) may result in a loss of power… | Brakes | 23,734 | Software update |
| 19V-762 | Oct 24, 2019 | Driver or passenger front seat frames may have a lower crossbar that was improperly welded | Seats | 341 | Part replacement |
Source: NHTSA ODI recalls file.
Owner complaints
What owners reported about the 2020 Buick Regal
The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.
2 complaints on file, page 1 of 1.
- Filed May 15, 2023Failure Mar 10, 2020Huntsville, ALKey/sender, Sensor
Proximity door unlock system rarely works goes in and out even with key fob in pocket and within Proximity. I've reported the problem to buick/Chevrolet many times, changed fob batteries and etc with no fix
NHTSA complaint 11522145 - Filed Jan 13, 2022Failure Jan 1, 2022200 milesMarksville, LATires
The contact owns a 2020 Buick Regal GS equipped with Continental ProContact TX Tires, Tire Size: 245/40/R19, DOT Number: 6Y66WBR71819. The contact stated while driving approximately 70 MPH, the TPMS warning light indicated that the rear driver’s side tire air pressure was low. The tire lost air pressure and became flat. Also, later the front passenger’s side tire developed bubbles and had to be replaced. Within the first 200 miles of driving the vehicle, a dealer employee experienced a blowout of the front passenger’s side tire. The contact stated that the vehicle was equipped with the tires when it was purchased new. The contact stated that three of the four tires had experienced a failure. The contact was informed that the tire size was not included in the NHTSA Campaign Number: 21T001000 (Tires). The failure mileage was 200.
NHTSA complaint 11447368
Source: NHTSA ODI complaints file.
Investigations
NHTSA has not opened an investigation on this model year
Source: NHTSA ODI investigations file.
Service bulletins
587 manufacturer communications cover this model year
Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall; the 60 most recent are listed.
- PIT5698F Sep 26, 2026 · Service Bulletin/Repair Instructions
This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it. - PIP4902W Sep 4, 2026 · Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance. - PIT5099J Jul 21, 2026 · Service Bulletin/Repair Instructions
PI to help diagnose A/C concern - PIT3271Q Apr 1, 2026 · Service Bulletin/Repair Instructions
This preliminary information communicates information about how to determine if a wheel and tires size change is available. - PIP6104 Mar 9, 2026 · Service Bulletin/Repair Instructions
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect. - PIP4902V Mar 9, 2026 · Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance. - PIT6425D Mar 2, 2026 · Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss - PIP6098 Jan 14, 2026 · Service Bulletin/Repair Instructions
This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction. - PIT6425C Jan 16, 2026 · Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's - PIP4902U Jan 8, 2026 · Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance. - 25-NA-156 Jun 7, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information on Tire Sidewall Irregularities. - 00-06-01-026R Jun 5, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage. - PIT5214G Nov 20, 2025 · Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s vehicles that exhibit vibration conditions without utilizing the support of Genera… - 23-NA-153 May 15, 2025 · Service Bulletin/Repair Instructions
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay. - PIT6425B Oct 18, 2025 · Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's - PIT6425A Oct 17, 2025 · Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's - PIT6440 Oct 4, 2025 · Service Bulletin/Repair Instructions
The Driver Information Center may display a message of Transport Mode On after the ignition is cycled. - 13598 Sep 9, 2025 · Other
New Vehicle Monitoring Programs Section in IVH - 25-NA-118 May 8, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information for the technicians to use a Customer Concern Verification sheet to facilitate the questions needing to be answered by the customer regarding Automatic Emergency Braking (AEB) issues. - PIP4902T Aug 14, 2025 · Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance. - PIC5650M Aug 7, 2025 · Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B306… - PIP5601B Jul 18, 2025 · Service Bulletin/Repair Instructions
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC. - 15-NA-010 May 7, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states. - PIT6180A Jun 10, 2025 · Service Bulletin/Repair Instructions
This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog. - PIP4902S Jun 9, 2025 · Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance. - N252494770-01 Jun 20, 2025 · Service Campaign
Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owne… - N252494770 Jun 17, 2025 · Service Campaign
Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owne… - PI0281L Apr 17, 2025 · Service Bulletin/Repair Instructions
This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers. - 25-NA-100 Apr 18, 2025 · Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State who move to and register their vehicle in a California Emission State may be entitled to the 7 year, 70,000-mile Emission Select State Comp… - PIT5074R May 30, 2025 · Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads. - PIT5074R May 30, 2025 · Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads. - PIT5074R May 30, 2025 · Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads. - 07-00-89-037W Apr 8, 2025 · Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. - 25-NA-087 Apr 3, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs. - 21-NA-139 Apr 2, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3055 Set. - 25-NA-052 Mar 25, 2025 · Service Bulletin/Repair Instructions
This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system. - 13-08-116-001K Mar 31, 2025 · Service Bulletin/Repair Instructions
The intent of this service 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. - 24-NA-098 Mar 21, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information. - 25-NA-065 Mar 21, 2025 · Service Bulletin/Repair Instructions
This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis. - 23-NA-165 Mar 13, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of Vehicle Will Not Lock and Unlock (Loss of Active Functions) Crank or Start (Loss of Passive Functions) with DTC P0513 Set. - 15-06-03-001F Mar 12, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries. - 08-03-10-006I Mar 14, 2025 · Service Bulletin/Repair Instructions
This service 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. - 23-NA-164 Mar 14, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of Vehicle Will Lock and Unlock (Active Functions Work) but Will Not Crank or Start (Loss of Passive Functions Do Not Work). - 23-NA-163 Mar 13, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of No Crank, No Start, Quick Start/Stall, No FOB Detected, Key FOBs Inoperative, B3924 00, B3925 00, B3926 00, B3927 00, B3928 00 Set. - 25-NA-052 Mar 4, 2025 · Service Bulletin/Repair Instructions
This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system. - 17-NA-073 Mar 5, 2025 · Service Bulletin/Repair Instructions
This warranty administration bulletin provides information regarding the field action courtesy transportation policy. - 05-03-07-009L Feb 25, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles. - 11-00-89-005Y Feb 22, 2025 · Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). - 05-08-51-001L Feb 20, 2025 · Service Bulletin/Repair Instructions
This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film. - PIT5994A Feb 27, 2025 · Service Bulletin/Repair Instructions
This Preliminary information communication provides information to the technician with diagnostic tips for diagnosing reduced or low engine power with no Driver Information Center messages, that may be caused by an inaccurate brake pedal position sensor. - 16-NA-109 Feb 18, 2025 · Service Bulletin/Repair Instructions
This service 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. - 07-00-89-037V Feb 13, 2025 · Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. - PIP5358D Feb 20, 2025 · Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessm… - 23-NA-064 Jan 29, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships. - 22-NA-244 Jan 30, 2025 · Service Bulletin/Repair Instructions
This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. - 22-NA-074 Jan 30, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system. - 21-NA-043 Jan 31, 2025 · Service Bulletin/Repair Instructions
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. - 21-NA-135 Jan 28, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. - 10-08-110-001L Jan 31, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information on proper use of floor mats. - 01-08-42-001Q Jan 27, 2025 · Service Bulletin/Repair Instructions
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
Source: NHTSA manufacturer communications files.