2011 Buick Lucerne — Full Specifications
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The 2011 Buick Lucerne is a saloon/sedan offered with 2 engines (3.9L 6-cyl, 4.6L 8-cyl). Its most fuel-efficient configuration returns around 25 mpg (UK) / 21 mpg (US EPA) combined, with 22–25 mpg (UK) across all configurations. Owners often keep a Buick Lucerne workshop manual to hand for servicing and repairs.
Compared with the 2010 Buick Lucerne: Fuel economy is essentially unchanged at around 25 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It holds a 4★ overall NHTSA rating (none is on record for the 2010 model). EPA passenger volume changes from 108 to 104 cu ft.
Full Specifications
| Engine (most efficient) | 3.9L 6-cyl |
|---|---|
| Engine options | 3.9L 6-cyl · 4.6L 8-cyl |
| Transmission (most efficient) | Automatic 4-spd |
| Fuel Type | Regular Gasoline |
| Powertrain | Conventional |
| Drive | Front-Wheel Drive |
| Body Style | Saloon/Sedan |
| Passenger Volume (EPA) | 104 cu ft (2,945 L) |
| Luggage Volume (EPA) | 17 cu ft (481 L) |
| Fuel Economy (UK) | 25 combined / 20 urban / 31 extra-urban mpg |
| Fuel Economy (US EPA) | 21 combined / 17 city / 26 highway mpg |
| CO₂ Emissions | 263 g/km |
| EPA Est. Annual Fuel Cost | $3,200 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 2 configurations for the 2011 Buick Lucerne across 2 engines (3.9L 6-cyl, 4.6L 8-cyl). Combined fuel economy ranges from 18 to 21 mpg (US), or 22 to 25 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 3.9L 6-cyl | Automatic 4-spd | Front-Wheel Drive | 25 | 21 (17/26) | 263 | $3,200 |
| 4.6L 8-cyl | Automatic 4-spd | Front-Wheel Drive | 22 | 18 (15/23) | 307 | $3,700 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 104 cubic feet (about 2,945 litres) and luggage volume at 17 cubic feet (about 481 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2011 Buick Lucerne
Running Costs: 2011 Buick Lucerne
Covering around 8,000 miles a year in a 2011 Buick Lucerne at 25 mpg combined, expect roughly 1,455 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $3,200 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2011 Buick Lucerne Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 2 safety recall campaigns that include the 2011 Buick Lucerne (as of 6 October 2026). Most affected areas: Electrical system (2). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Electrical system — campaign 14V355000, reported 23 June 2014. Risk: If the key is not in the run position, the air bags may not deploy if the vehicle is involved in a crash, increasing the risk of injury. Additionally, a key knocked out of the run position will cause loss of…
- Electrical system — campaign 10V553000, reported 5 November 2010. Risk: A POWER STEERING LEAK COULD RESULT IN A LOSS OF POWER STEERING, INCREASING THE RISK OF A CRASH, AND/OR THE LEAK ONTO HOT ENGINE PARTS COULD CAUSE AN ENGINE COMPARTMENT FIRE.
Owners have filed 49 complaints with NHTSA about the 2011 Buick Lucerne. The most-reported areas are Electrical system (23), Vehicle speed control (5), Fuel/propulsion system (4). Complaints include 3 reported crashes, 3 reported fires, 5 reported injuries.
Used-buyer checklist for the 2011 Buick Lucerne
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Electrical system (2 recall campaigns · 23 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
- Throttle & cruise control (5 owner complaints) — Check throttle response and cruise control are smooth, and ask about any software or throttle recalls.
- Fuel system (4 owner complaints) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
- Brakes (4 owner complaints) — Brake firmly from speed and look for pulling, vibration or a soft pedal; ask for brake service history.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
Buick models in our database average about 29 mpg (UK) combined on their most efficient configuration; the 2011 Buick Lucerne's 25 mpg is 4 mpg below that make average. Its 263 g/km CO₂ figure is 30 g/km higher than the 233 g/km Buick average.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2011 Buick Lucerne
Frequently Asked Questions
What engine does the 2011 Buick Lucerne have?
EPA lists 2 engines for the 2011 Buick Lucerne: 3.9L 6-cyl, 4.6L 8-cyl. The most fuel-efficient configuration pairs the 3.9L 6-cyl with a automatic 4-spd.
What is the fuel economy of the 2011 Buick Lucerne?
The most efficient configuration returns around 25 mpg (UK) combined, or 21 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 22 to 25 mpg.
How much does the 2011 Buick Lucerne cost to fuel per year?
The US EPA estimates about $3,200 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2011 Buick Lucerne have a good safety rating?
It holds an overall NHTSA rating of 4 stars, with 5 stars for frontal crash protection.
Does the 2011 Buick Lucerne have any recalls?
NHTSA lists 2 safety recall campaigns that include the 2011 Buick Lucerne (as of 6 October 2026). Most affected areas: Electrical system (2). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2011 Buick Lucerne?
Among the 49 owner complaints filed with NHTSA, the most-reported areas are Electrical system (23 complaints), Vehicle speed control (5 complaints), Fuel/propulsion system (4 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
How much interior and luggage space does the 2011 Buick Lucerne have?
EPA measures interior passenger volume at 104 cubic feet (about 2,945 litres) and luggage volume at 17 cubic feet (about 481 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.