2002 Buick Regal Reliability ReportB grade · moderate risk · system-by-system breakdown
Quick Facts · 2002 Buick Regal
- The system most likely to surface first: engine gaskets/manifolds (major severity).
- Has 5 NHTSA recalls on record — the most notable involves the engine and engine cooling:engine.
- Scores 6 points below the strongest nearby year — the 2001 Buick Regal earns a 88.
Is the 2002 Buick Regal Worth Buying?
The 2002 Buick Regal stands as a surprisingly robust sedan from its era, offering significant value if you're prepared for its well-documented weaknesses. While the legendary 3.8L V6 engine is generally durable, specific gasket issues and transmission wear are critical inspection points that directly impact long-term ownership costs. This vehicle represents a solid choice for budget-conscious buyers seeking comfortable, no-frills transportation, provided a thorough pre-purchase inspection is performed.
The 2002 Buick Regal can be a fantastic value, offering a comfortable, powerful ride for minimal investment. However, its well-documented and potentially costly engine gasket and transmission issues prevent a 'Buy with Confidence' rating. If you find a well-maintained example with records showing these major service…
Best Model Years
2004-2005 (later models benefit from improved gasket materials and minor refinements)
Years to Avoid
None explicitly, but earlier models (pre-2000) are more likely to have unaddressed gasket issues.
Biggest Strengths
- Legendary 3.8L L36 V6 engine (core reliability)
- Comfortable, spacious interior ride
- Abundant parts availability and repair knowledge
What Tends to Fail First on the 2002 Buick Regal
The systems that tend to fail first on the 2002 Buick Regal, 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 3.8L V6 is notorious for lower intake manifold (LIM) gasket leaks (often coolant mixing with oil) and upper intake manifold (UIM) plenum cracks, especially near the EGR stovepipe. These are material design flaws.
The 4T65-E automatic transmission commonly suffers from pressure control solenoid (PCS) failure, leading to harsh shifts, slipping, or delayed engagement. Internal wear can also occur at higher mileages.
Body Control Module (BCM) can cause various intermittent electrical glitches, from power windows to dash lights. ABS wheel speed sensors often fail due to corrosion, leading to ABS light illumination.
2002 Buick Regal Mileage Danger Zones
The mileage windows when the 2002 Buick Regal most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, the vehicle is still relatively new. Focus on routine maintenance like oil changes and tire rotations. No major systemic issues typically present themselves.
Maintenance Zone
This mileage often brings the first signs of wear. Watch for lower intake manifold gasket leaks and consider transmission fluid service if not already done. Suspension components may start showing minor wear.
Elevated Risk Zone
Now is the time when most major known issues surface. Be vigilant for upper intake manifold cracks, transmission solenoid issues, and electrical gremlins. Rust inspection becomes more critical.
High Risk Zone
Beyond this point, expect further wear on all major components. Engine gasket repairs should have been done or will be imminent. Transmission health is paramount. Corrosion can become a significant structural concern.
2002 Buick Regal Ownership Cost Outlook
What it typically costs to keep the 2002 Buick Regal 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 2002 Buick Regal Last?
While the 3.8L V6 is capable of reaching 200,000+ miles, expect significant maintenance and potential major repairs around the 100,000-150,000 mile mark. Prioritize vehicles with comprehensive service records demonstrating proactive care, especially for the engine and transmission.
What 2002 Buick Regal Owners Actually Say
What Owners Love
- Smooth, quiet, and comfortable ride quality for long distances.
- Powerful and surprisingly efficient 3.8L V6 engine (especially the supercharged GS).
- Spacious interior and large trunk, ideal for families or travel.
- Inexpensive to purchase and widely available parts.
Common Frustrations
- Frequent and costly repairs for the notorious intake manifold gaskets.
- Transmission can be a weak link, requiring expensive fixes for slipping or hard shifts.
- Road noise can be noticeable at higher speeds despite efforts to dampen it.
- Interior materials, while durable, are often bland and suffer from common GM cosmetic issues (headliner, dash cracks).
Who Should Buy the 2002 Buick Regal?
Best For
- Budget-conscious commuters seeking a comfortable daily driver.
- Individuals who prioritize ride comfort over sporty handling.
- DIY mechanics or those with access to affordable, trustworthy repair shops.
Not Ideal For
- Buyers looking for a sporty or engaging driving experience.
- Anyone unwilling to budget for potentially significant preventative maintenance/repairs.
How the 2002 Buick Regal Compares to Rivals
The Regal offers a more comfortable ride than many competitors of its era and a venerable engine (the 3.8L) that, despite its specific flaws, often outlasts more 'reliable' counterparts when properly maintained. However, it trails Japanese rivals in overall component durabilit…
More Reliable Than
- Ford Taurus (poor transmission reliability, higher electrical issues)
- Chrysler Sebring (numerous major engine and transmission flaws)
Comparable To
- Chevrolet Impala (similar platform, engine, and transmission issues)
- Pontiac Grand Prix (virtually identical under the skin)
2002 Buick Regal Recall History
5 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.
ENGINE AND ENGINE COOLING:ENGINE
General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chevrolet Monte Carlo vehicles. The affected vehicles were previously repaired under recalls 08V-118, 09V-116, and 15V-201 to address the possibility that engine oil may drip onto the hot exhaust manifold.
ENGINE AND ENGINE COOLING
GENERAL MOTORS IS RECALLING 1,497,516 MY 1997-2003 BUICK REGAL, MY 1998-2003 CHEVROLET LUMINA, MONTE CARLO AND IMPALA, MY 1998-1999 OLDSMOBILE INTRIGUE, MY 1997-2003 PONTIAC GRAND PRIX VEHICLES EQUIPPED WITH A 3.8L V6 NATURALLY ASPIRATED ENGINE. SOME OF THESE VEHICLES HAVE A CONDITION IN WHICH DROPS OF ENGINE OIL MAY BE DEPOSITED ON THE EXHAUST MANIFOLD THROUGH HARD BRAKING.
What breaks on the 2002 Buick Regal?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
OwnerKeep Passport · $499 · one-time
Just bought a 2002 Buick Regal? Keep it that way.
Snap a receipt — AI logs it. Build an OwnerScore. Sell with a buyer-ready Passport dossier.
Other Buick Regal Years to Consider
Compare KeepScores across nearby years of the Buick Regal. Click any year for its full report.
2002 Buick Regal Alternatives
Similar class, similar year range — ranked by KeepScore.
Relevant Products for Your 2002 Buick Regal
Parts and accessories matched to your 2002 Buick Regal
As an Amazon Associate I earn from qualifying purchases.
Frequently Asked Questions
Just bought a 2002 Buick Regal? Keep it that way.
OwnerKeep Passport turns your Buick Regal's care history into a luxury digital vault — AI-logged receipts, an OwnerScore that pays at resale, and a buyer-ready dossier in one tap.
- AI receipt OCR — snap and log
- Fuel & mileage tracker
- Tri-Score OwnerScore
- One-tap resale dossier PDF
Recommended Reading for the Buick Regal
Most Reliable Cars to Buy Used (Top 10 Ranked)
Get our expert-ranked list of the 10 most reliable used cars you can buy today, saving money and avoiding future headaches with smart choices.
Jeep Wrangler vs Toyota 4Runner: Which Lasts Longer?
Get the definitive answer: Which truly lasts longer, the Jeep Wrangler or Toyota 4Runner? Our comparison reveals their long-term durability.
Toyota Tacoma vs Chevy Colorado: Reliability Compared
Explore a head-to-head reliability comparison of the Toyota Tacoma vs. Chevy Colorado. Discover which truck truly stands out for long-term dependability.