1998 Chevrolet Impala Reliability ReportCommon Problems, Repair Costs & Expert Verdict
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Quick Facts · 1998 Chevrolet Impala
- No active NHTSA safety recalls on record — a clean recall slate for the 1998 model year.
- Outscores the 1999 Chevrolet Impala by 7 points — one of the stronger nearby years to consider.
- The system most likely to surface first: engine sealing (lim gaskets) (major severity).
The 1998 Chevrolet Impala at a glance
- Is the 1998 Chevrolet Impala reliable?
- Autojunket rates the 1998 Chevrolet Impala 82/100 (grade B-), categorized as moderate risk. A practical workhorse known for its strong 3.8L engine, but with persistent gasket and electrical annoyances requiring vigilant upkeep.
- Should I buy a used 1998 Chevrolet Impala?
- Autojunket recommends reading the full reliability report before buying a 1998 Chevrolet Impala. While a '1998 Chevrolet Impala' doesn't exist (the nameplate was reintroduced in 2000), these W-body platforms can be surprisingly durable and affordable if you target models with the 3.8L V6 and are prepared to address their well-documented quirks. Be diligent about pre-purchase inspections and budget for proactive…
- Which Chevrolet Impala years are the most reliable?
- Best model years to buy: 2000-2005 (when the Impala nameplate returned, with preference for later 3.8L models). Years to avoid: No specific years for the Impala nameplate exist for 1997-1999; however, avoid any 3.4L V6 models without documented intake manifold gasket replacement history..
- What are the most common problems with the 1998 Chevrolet Impala?
- The top failure points on the 1998 Chevrolet Impala are Engine Sealing (LIM Gaskets) (typically around 60,000-120,000 miles), Fuel System (Sending Unit) (typically around 70,000-150,000 miles), Front Suspension/Steering (typically around 50,000-100,000 miles). Autojunket's full report includes repair-cost ranges and inspection checklists for each.
- At what mileage do problems start on the 1998 Chevrolet Impala?
- The first major mileage danger zone for the 1998 Chevrolet Impala is around 30,000. Low Risk Zone — At this mileage, vehicles are still relatively new. Focus is on routine maintenance like oil changes and tire rotations. Early electrical gremlins or manufacturing defects would likely surface here.
Every answer is generated from real repair, recall, and ownership data — full breakdown in the report.
Read the full free reportShould You Buy the 1998 Chevrolet Impala?
While the 1998 Chevrolet Impala technically didn't exist, we'll analyze its close W-body relatives like the Lumina and the subsequent 2000-2005 Impala, which share common traits. This platform offers a robust powertrain, particularly with the 3.8L V6, but demands proactive maintenance to mitigate well-known issues that can quickly escalate without attention. Approach with awareness, and you'll find a dependable, if unexciting, daily driver.
While a '1998 Chevrolet Impala' doesn't exist (the nameplate was reintroduced in 2000), these W-body platforms can be surprisingly durable and affordable if you target models with the 3.8L V6 and are prepared to address their well-documented quirks. Be diligent about pre-purchase inspections and budget for proactive…
Best Model Years
2000-2005 (when the Impala nameplate returned, with preference for later 3.8L models)
Years to Avoid
No specific years for the Impala nameplate exist for 1997-1999; however, avoid any 3.4L V6 models without documented intake manifold gasket replacement history.
Biggest Strengths
- Durable 3.8L V6 engine (if equipped)
- Affordable parts and repairs
- Comfortable and spacious interior
Top Risk Areas
The systems that tend to fail first on the 1998 Chevrolet Impala, 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 plastic upper and lower intake manifold gaskets are prone to leaking coolant or oil, especially on the 3.1L and 3.4L V6 engines. This can lead to coolant loss, overheating, oil contamination, and even engine hydrolock or bearing fail…
The fuel level sending unit inside the fuel tank is a notorious weak point. It frequently fails, causing the fuel gauge to read inaccurately or not at all, leading to unexpected empty tanks.
Front wheel bearings wear out, producing a characteristic droning noise. Sway bar end links and bushings also commonly fail, leading to clunking sounds over bumps and looser handling.
1998 Chevrolet Impala Mileage Danger Zones
The mileage windows when the 1998 Chevrolet Impala most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, vehicles are still relatively new. Focus is on routine maintenance like oil changes and tire rotations. Early electrical gremlins or manufacturing defects would likely surface here.
Maintenance Zone
This mileage often triggers larger scheduled maintenance items. It's also where the first signs of wear and tear appear on common components.
Elevated Risk Zone
Many components are reaching their typical service life. Proactive replacement of known weak points is highly advisable to prevent more costly cascading failures.
High Risk Zone
Beyond this point, expect significant maintenance and potential component failures. A vehicle with good service records is paramount, as major repairs like transmission overhauls or significant engine work become more likely.
1998 Chevrolet Impala Ownership Cost Outlook
What it typically costs to keep the 1998 Chevrolet Impala 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 1998 Chevrolet Impala Last?
Focus on vehicles with comprehensive service records, especially concerning coolant system maintenance and intake manifold gasket replacements, even if they have higher mileage. A well-maintained higher-mileage example is often better than a low-mileage one with unknown history.
What 1998 Chevrolet Impala Owners Actually Say
What Owners Love
- Extremely comfortable ride for long distances.
- Spacious interior and trunk capacity.
- Simple, reliable 3.8L V6 engine (if equipped) with good power.
- Affordable cost of entry and low parts prices.
Common Frustrations
- Cheap interior plastics that crack and wear.
- Inaccurate fuel gauge (common sending unit failure).
- Front suspension noise and frequent component replacement.
- Persistent intake manifold gasket issues (especially on 3.4L).
Who Should Buy the 1998 Chevrolet Impala?
Best For
- Budget-conscious commuters seeking a comfortable ride.
- Families needing a spacious, affordable sedan.
- DIY mechanics looking for simple repairs and cheap parts.
Not Ideal For
- Performance enthusiasts or those seeking sporty handling.
- Buyers unwilling to perform proactive maintenance on known issues.
How the 1998 Chevrolet Impala Compares to Rivals
These W-body GM sedans, while robust with the 3.8L, generally don't match the long-term, low-hassle reliability of top Japanese competitors, particularly in terms of persistent smaller issues like electrical components and gaskets.
More Reliable Than
- Chrysler Concorde (for powertrain reliability)
- Ford Taurus (comparable, but often more electrical gremlins)
- Pontiac Grand Am (often fewer serious powertrain issues)
Comparable To
- Buick LeSabre
- Oldsmobile Intrigue
- Chevrolet Lumina
NHTSA Recalls
No active NHTSA safety recalls on file for the 1998 Chevrolet Impala. Always verify with your VIN atnhtsa.gov.
What breaks on the 1998 Chevrolet Impala?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
Autojunket OSC · OSC Transfer
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Chevrolet Impala by Year
Compare AutoScores across nearby years of the Chevrolet Impala. Click any year for its full report.
If You're Considering This, Also Look At
Similar class, similar year range — ranked by AutoScore.
Relevant Products for Your 1998 Chevrolet Impala
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Where the 1998 Chevrolet Impala 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
Related Comparisons
Sell your 1998 Chevrolet Impala for what it's actually worth.
Log every service on your Chevrolet Impala. 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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