2011 Buick Regal Engine Problems
- Complaints
- 108about this part
- Share
- 39%of 280 total for the year
- Median mileage
- 70,000miles
- Trend
- FallingComplaints filed in the last 3 full calendar years are at least 25% lower than in the 3 years before.
NHTSA recorded 108 complaints about the engine of the 2011 Buick Regal, 39% of the 280 complaints for this model year. Where a mileage was given, the median is 70,000 miles. 2 of these say a crash was involved and 1 a fire, according to the filers.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Vehicle dies in the middle of driving at all speeds and can't steer or brake only pray. Also, I turned vehicle off and won't restart tower to service center they said I need new engine!!!! I was just driving it no smoke no smell just won't start he said no oil in engine even though not scheduled for a oil change yet. Radio won't keep date or time or radio stations!”
NHTSA complaint #11350116, filed 2020-08, 100,000 miles“Icar only has approx 86,000 miles. Was riding down street car shut off. It turned right back on but it was making a very loud noise. Parked it. Next morning went to start it and it wouldn't. Had timing silenoids and starter changed. Car is read no codes and it still went start. Had taken to another shop for second opinion. They said I needed a motor. Where am I to get $2800”
NHTSA complaint #11170378, filed 2019-01, 85,000 miles“Engine consuming oil with no leaks. Tech said that oil is passing through rings and burning during combustion. My car has 174000 miles and has been well cared for. I am very upset that the remedy for this is to overhaul or replace the engine. Also, A/C doesn't work anymore. Tech says compressor has failed. Please remedy. Last american car I buy.”
NHTSA complaint #10986191, filed 2017-05, 174,000 miles“Whenever I am driving my vehicle for an hour it starts to stall or sputter in traffic and the engine dies completely. It will restart but still continues to hesitate when accelerating. I've taken it to a mechanic and no error codes pop up when this happens so they do not know the cause or how to fix the issue.”
NHTSA complaint #11252020, filed 2019-08, 123,964 miles“Our cur completely shut off all power lights engine everything doing 80 MPH on interstate 84 in idaho. A semi seen it happen jumped in the middle of both lanes to block traffic so we could get to the shoulder. In a no cell phone area 13 we disconnected the battery and had to shift srive it in limp mode. …”
NHTSA complaint #11183503, filed 2019-03, 93,000 milesRelated service bulletins
- 11026017Jun 5, 2025This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
- 11024485May 15, 2025The 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…
- 11014230Jan 31, 2025This 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.
- 11014233Jan 30, 2025This 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…
- 11011709Nov 5, 2024This 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.
- 11011205Oct 28, 2024This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
- 11010490Oct 5, 2024This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
- 11009532Sep 27, 2024This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
- 11009531Sep 27, 2024This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
- 11009756Sep 17, 2024This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and…
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2019 | 3 | 15% |
| 2018 | 5 | 26% |
| 2016 | 5 | 12% |
| 2015 | 9 | 27% |
| 2014 | 9 | 24% |
| 2013 | 9 | 10% |
| 2012 | 21 | 23% |
| 2011 | 108 | 39% |
| 2004 | 18 | 27% |
| 2003 | 26 | 26% |
| 2002 | 33 | 28% |
| 2001 | 52 | 28% |
| 2000 | 28 | 15% |
| 1999 | 49 | 20% |
| 1998 | 29 | 10% |
| 1997 | 11 | 8% |
| 1996 | 2 | 1% |
| 1995 | 1 | 1% |
| 1994 | 1 | 1% |
| 1992 | 1 | 1% |
Other parts of the 2011 Buick Regal
75 complaintsTransmission and drivetrain
39 complaintsExterior lighting
38 complaintsBrakes
34 complaintsSeats
29 complaintsElectronic stability control
19 complaintsFuel system
17 complaintsOther or unknown
17 complaintsSteering
17 complaintsVehicle speed control
13 complaintsAir bags
8 complaintsSuspension
7 complaints
← All problems reported for the 2011 Buick Regal
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology