2007 Buick Lucerne Reliability ReportCommon Problems, Repair Costs & Expert Verdict
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Quick Facts · 2007 Buick Lucerne
- Has 4 NHTSA recalls on record — the most notable involves the electrical system:ignition.
- Scores 7 points below the strongest nearby year — the 2006 Buick Lucerne earns a 85.
- The system most likely to surface first: electrical system (moderate severity).
The 2007 Buick Lucerne at a glance
- Is the 2007 Buick Lucerne reliable?
- Autojunket rates the 2007 Buick Lucerne 78/100 (grade C+), categorized as moderate risk. A comfortable cruiser, but be wary of its electrical system and the optional V8's quirks.
- Should I buy a used 2007 Buick Lucerne?
- Autojunket recommends reading the full reliability report before buying a 2007 Buick Lucerne. The 2007 Buick Lucerne can be a fantastic value, especially if you opt for the robust 3.8L V6 and are prepared for potential electrical fixes. However, the known issues with the Northstar V8 and the general prevalence of electrical eccentricities necessitate a cautious approach and a thorough inspection. It's a comf…
- Which Buick Lucerne years are the most reliable?
- Best model years to buy: 2008-2011 (Improved electrical systems, more reliable V6 options, Northstar V8 refined further). Years to avoid: None outright, but the 2006-2007 models with the Northstar V8 should be approached with the most scrutiny..
- What are the most common problems with the 2007 Buick Lucerne?
- The top failure points on the 2007 Buick Lucerne are Electrical System (typically around 60,000-100,000 miles), Northstar V8 Engine (LD8) (typically around 80,000-140,000 miles), Suspension & Steering (typically around 70,000-110,000 miles). Autojunket's full report includes repair-cost ranges and inspection checklists for each.
- At what mileage do problems start on the 2007 Buick Lucerne?
- The first major mileage danger zone for the 2007 Buick Lucerne is around 30,000. Low Risk Zone — At this mileage, most vehicles are still under original powertrain warranty. Focus on routine maintenance like oil changes, tire rotations, and cabin air filters. Early brake pad wear can be an exception.
Every answer is generated from real repair, recall, and ownership data — full breakdown in the report.
Read the full free reportShould You Buy the 2007 Buick Lucerne?
The 2007 Buick Lucerne offers a comfortable, quiet ride and generally dependable powertrains, especially with the venerable 3.8L V6. While a solid choice for those prioritizing value and comfort, buyers must proceed with caution due to persistent electrical gremlins and specific vulnerabilities of the Northstar V8, which can lead to costly repairs if neglected.
The 2007 Buick Lucerne can be a fantastic value, especially if you opt for the robust 3.8L V6 and are prepared for potential electrical fixes. However, the known issues with the Northstar V8 and the general prevalence of electrical eccentricities necessitate a cautious approach and a thorough inspection. It's a comf…
Best Model Years
2008-2011 (Improved electrical systems, more reliable V6 options, Northstar V8 refined further)
Years to Avoid
None outright, but the 2006-2007 models with the Northstar V8 should be approached with the most scrutiny.
Biggest Strengths
- Smooth, quiet ride quality
- Robust 3.8L V6 engine (if equipped)
- Spacious and comfortable interior
Top Risk Areas
The systems that tend to fail first on the 2007 Buick Lucerne, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.
The Body Control Module (BCM) is prone to various failures, causing issues with power windows, door locks, dashboard lights, wipers, and even starting problems. Sensor failures, particularly for ABS and tire pressure monitoring, are also…
While improved by 2007, the Northstar V8 still suffers from oil pan and valve cover leaks, often requiring significant labor to address. Head gasket issues, though less widespread than earlier models, can still occur and are very costly…
Front struts and sway bar links tend to wear out, leading to clunks, rattles, and a degraded ride quality. Power steering pump leaks and hose failures are also reported, resulting in stiff steering or fluid loss.
2007 Buick Lucerne Mileage Danger Zones
The mileage windows when the 2007 Buick Lucerne most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, most vehicles are still under original powertrain warranty. Focus on routine maintenance like oil changes, tire rotations, and cabin air filters. Early brake pad wear can be an exception.
Maintenance Zone
This mileage often triggers major service intervals (spark plugs, transmission fluid, coolant). Electrical issues, particularly with the BCM or power accessories, may start to surface. Suspension noises can also begin.
Elevated Risk Zone
Components like struts, bushings, and power steering elements are likely to need attention. For Northstar V8 models, oil leaks become a significant concern. Transmission solenoid issues are more probable.
High Risk Zone
At this point, virtually any major component could be at the end of its service life. Northstar V8s are at higher risk for head gasket issues. Electrical gremlins can multiply. Comprehensive inspection and a repair budget are essential.
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2007 Buick Lucerne Ownership Cost Outlook
What it typically costs to keep the 2007 Buick Lucerne on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.
Annual Maintenance
$400-600
Moderate Repairs
$500-1,500 occasionally
How Long Does the 2007 Buick Lucerne Last?
Focus on well-maintained examples under 90,000 miles, particularly if equipped with the 3.8L V6. High-mileage Lucernes (especially V8s) are best left to those with a clear understanding of potential major repair costs and a dedicated repair budget.
What 2007 Buick Lucerne Owners Actually Say
What Owners Love
- Exceptional ride comfort and quiet cabin, especially on long trips.
- Spacious interior for front and rear passengers.
- Strong and reliable 3.8L V6 engine (when present).
- Good value for money on the used market.
Common Frustrations
- Frequent electrical gremlins with BCM, power windows, and sensors.
- Poor fuel economy, especially with the Northstar V8.
- Dated interior design and material quality compared to rivals.
- Expensive repairs for Northstar V8 oil leaks and head gaskets.
Who Should Buy the 2007 Buick Lucerne?
Best For
- Retirees seeking a comfortable, quiet, and affordable sedan.
- Budget-conscious buyers needing a spacious daily driver.
- Individuals prioritizing ride quality over sporty handling.
Not Ideal For
- Performance enthusiasts or those seeking agile handling.
- Buyers unwilling to budget for potential electrical or engine repairs.
How the 2007 Buick Lucerne Compares to Rivals
The Lucerne offers a compelling blend of comfort and value compared to its domestic rivals, often at a lower price point. However, it trails Japanese competitors significantly in long-term electrical and powertrain reliability, particularly when equipped with the Northstar V8.
More Reliable Than
- 2007 Chrysler 300 (earlier transmission issues, electrical quirks)
- 2007 Ford Five Hundred (less refined ride, some CVT issues on AWD models)
- 2007 Cadillac DTS (Northstar V8 issues more pronounced)
Comparable To
- 2007 Ford Crown Victoria (similar comfort and V8 option, more robust but less refined)
- 2007 Mercury Grand Marquis
NHTSA Recalls
4 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.
ELECTRICAL SYSTEM:IGNITION
This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the ignition key. The key fob (if applicable), should also be removed from the key ring. General Motors LLC (GM) is recalling certain model year 2005-2009 Buick LaCrosse, 2006-2011 Buick Lucerne, 2000-2005 Cadillac DeVille, 2006-2011 Cadillac DTS, 2006-2014 Chevrolet Impala, and 2006-2007 Chevrolet Monte Carlo vehicles. In the affected vehicles, the weight on the key ring and road conditions or some other jarring event may cause the ignition switch to move out of the run position, turning off the engine.
ELECTRICAL SYSTEM
GM IS RECALLING 857,735 MY 2006-2008 BUICK LUCERNE; CADILLAC DTS; HUMMER H2; MY 2007-2008 CADILLAC ESCALADE, ESCALADE ESV, ESCALADE EXT; CHEVROLET AVALANCHE, SILVERADO, SUBURBAN, TAHOE; GMC ACADIA, SIERRA, YUKON, YUKON XL, SATURN OUTLOOK; AND MY 2008 BUICK ENCLAVE VEHICLES EQUIPPED WITH A HEATED WIPER WASHER FLUID SYSTEM. A SHORT CIRCUIT ON THE PRINTED CIRCUIT BOARD FOR THE WASHER FLUID HEATER MAY OVERHEAT THE CONTROL-CIRCUIT GROUND WIRE.
What breaks on the 2007 Buick Lucerne?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
Autojunket OSC · OSC Transfer
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Buick Lucerne by Year
Compare AutoScores across nearby years of the Buick Lucerne. Click any year for its full report.
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Where the 2007 Buick Lucerne report beats Carfax + CR
Carfax tells you if it crashed. Consumer Reports rates the whole nameplate. Autojunket tells you what will actually break on this specific year — and how to negotiate it.
Year-specific reliability score
Common problems + repair costs
Mileage danger zone map
AI negotiation script + walk-away price
Single report price
Frequently Asked Questions
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Sell your 2007 Buick Lucerne for what it's actually worth.
Log every service on your Buick Lucerne. When it's time to sell, hand the buyer a signed PDF — every receipt, mileage-verified, close the deal at your price.
- OSC Transfer PDF — every receipt
- Snap-a-receipt AI log
- Fuel & mileage tracker
- Shareable buyer view link
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