1987 Pontiac Grand Am Reliability ReportCommon Problems, Repair Costs & Expert Verdict
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Quick Facts · 1987 Pontiac Grand Am
- Has 3 NHTSA recalls on record — the most notable involves the fuel system, gasoline.
- Outscores the 1988 Pontiac Grand Am by 23 points — one of the stronger nearby years to consider.
- The system most likely to surface first: rust & structural corrosion (major severity).
The 1987 Pontiac Grand Am at a glance
- Is the 1987 Pontiac Grand Am reliable?
- Autojunket rates the 1987 Pontiac Grand Am 68/100 (grade C+), categorized as moderate risk. A charming relic with basic mechanics, but prepare for the challenges of age-related wear and the ever-present threat of rust.
- Should I buy a used 1987 Pontiac Grand Am?
- Autojunket recommends reading the full reliability report before buying a 1987 Pontiac Grand Am. The 1987 Pontiac Grand Am can be a simple, affordable, and even charming entry into classic car ownership if you choose wisely. However, the inherent risks of severe rust and pervasive electrical issues mean you must approach any purchase with extreme diligence. It's not a car for the faint of heart or those seeking…
- Which Pontiac Grand Am years are the most reliable?
- Best model years to buy: For this generation (1985-1991), any well-preserved example with a documented maintenance history, especially one from a dry climate, is preferable.. Years to avoid: Avoid any Grand Am from this generation with significant visible rust on the rocker panels, wheel wells, or subframe, or one with a poorly shifting automatic transmission..
- What are the most common problems with the 1987 Pontiac Grand Am?
- The top failure points on the 1987 Pontiac Grand Am are Rust & Structural Corrosion (typically around All mileages (age dependent) miles), Electrical System (typically around 60,000-100,000+ miles), Automatic Transmission (THM125C) (typically around 80,000-120,000+ miles). Autojunket's full report includes repair-cost ranges and inspection checklists for each.
- At what mileage do problems start on the 1987 Pontiac Grand Am?
- The first major mileage danger zone for the 1987 Pontiac Grand Am is around 30,000. Low Risk Zone — At this mileage, the vehicle would have been relatively new, with only minor age-related issues starting to surface. The primary concern would be basic fluid changes and preventive maintenance if it was neglected early.
Every answer is generated from real repair, recall, and ownership data — full breakdown in the report.
Read the full free reportShould You Buy the 1987 Pontiac Grand Am?
The 1987 Pontiac Grand Am, a classic of its era, offers straightforward mechanics and readily available parts, making it an accessible entry into vintage ownership. However, its age brings inherent risks, particularly with electrical systems and the pervasive threat of rust, demanding a careful evaluation before purchase.
The 1987 Pontiac Grand Am can be a simple, affordable, and even charming entry into classic car ownership if you choose wisely. However, the inherent risks of severe rust and pervasive electrical issues mean you must approach any purchase with extreme diligence. It's not a car for the faint of heart or those seeking…
Best Model Years
For this generation (1985-1991), any well-preserved example with a documented maintenance history, especially one from a dry climate, is preferable.
Years to Avoid
Avoid any Grand Am from this generation with significant visible rust on the rocker panels, wheel wells, or subframe, or one with a poorly shifting automatic transmission.
Biggest Strengths
- Simple, well-understood mechanicals (2.5L Iron Duke, 3.0L V6)
- Excellent parts availability due to common GM platform sharing
- Relatively inexpensive to acquire and maintain on a basic level
Top Risk Areas
The systems that tend to fail first on the 1987 Pontiac Grand Am, 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 Grand Am is notorious for rust, particularly in northern climates. Wheel arches, rocker panels, subframe mounting points, and floorboards are common failure points. This compromises structural integrity and can lead to costly, someti…
Aging wiring, brittle plastic connectors, and prone-to-failure components like power window motors, blower motors, and instrument cluster gauges are common. These issues often manifest as intermittent failures, frustrating owners and req…
The 3-speed automatic transmission, while simple, is not particularly robust if neglected. Common failures include harsh shifts, slipping between gears, fluid leaks, and eventual loss of drive. Timely fluid and filter changes are critica…
1987 Pontiac Grand Am Mileage Danger Zones
The mileage windows when the 1987 Pontiac Grand Am most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, the vehicle would have been relatively new, with only minor age-related issues starting to surface. The primary concern would be basic fluid changes and preventive maintenance if it was neglected early.
Maintenance Zone
This mileage would typically see the need for more significant maintenance items. Suspension components start to show wear, and initial signs of rust might appear depending on climate. Electrical issues become more prevalent.
Elevated Risk Zone
Beyond 90,000 miles, the automatic transmission becomes a significant concern if not meticulously maintained. Rust progresses, potentially affecting structural integrity. Many major components are nearing or past their service life.
High Risk Zone
At these mileages, the vehicle is well into its twilight years. Expect comprehensive wear across all systems. Severe rust can make the vehicle unsafe, and major component failures (engine/transmission) are highly probable without extensi…
1987 Pontiac Grand Am Ownership Cost Outlook
What it typically costs to keep the 1987 Pontiac Grand Am 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 1987 Pontiac Grand Am Last?
Given its age, mileage is less critical than overall condition and evidence of meticulous past maintenance. A lower mileage example that has sat neglected can be worse than a higher mileage one that was driven and cared for diligently.
What 1987 Pontiac Grand Am Owners Actually Say
What Owners Love
- Easy and inexpensive to repair for the DIY enthusiast
- Parts are widely available and affordable due to GM's broad platform sharing
- Decent fuel economy from the 2.5L I4 for its era
- Comfortable, soft ride quality for cruising
Common Frustrations
- Prone to significant rust and corrosion in many areas
- Persistent electrical issues are a common source of frustration
- Automatic transmission can be fragile if not impeccably maintained
- Interior materials are prone to cracking and aging poorly
Who Should Buy the 1987 Pontiac Grand Am?
Best For
- DIY mechanics looking for an affordable project car
- Nostalgia enthusiasts wanting an 80s GM compact
- Drivers seeking a very cheap, basic second car for short errands
Not Ideal For
- Anyone seeking modern reliability or low maintenance
- Drivers in rust-prone climates without indoor storage
How the 1987 Pontiac Grand Am Compares to Rivals
The Grand Am is a decent representation of its American compact segment, offering a simpler repair experience than some contemporaries but falling short of the legendary rust resistance and long-term mechanical refinement of Japanese rivals.
More Reliable Than
- Less common, parts-scarce European or Asian vehicles of the same vintage
- Early, more complex turbocharged vehicles prone to expensive engine issues
Comparable To
- Other GM N-body cars (Buick Somerset, Oldsmobile Calais)
- Chrysler K-cars (Plymouth Reliant, Dodge Aries) in terms of basic reliability and rust issues
NHTSA Recalls
3 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.
FUEL SYSTEM, GASOLINE
CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURED FROM OCTOBER 18, 2005, THROUGH MARCH 21, 2006, SOLD FOR USE ON THE VEHICLES LISTED ABOVE AND ON CERTAIN SCHOOL BUSES. (TO SEE THE SCHOOL BUS ENGINE SIZES, CLICK ON "DOCUMENT SEARCH" AND THEN "BUS APPLICATIONS"). THE CONNECTOR ON THE FUEL FILTER WAS NOT MANUFACTURED TO HONEYWELL'S SPECIFICATION. AS A RESULT, THE O-RING MAY NOT SEAT CORRECTLY ON THE FUEL LINE.
FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
THE FUEL FEED OR FUEL RETURN HOSE AT THE ENGINE MAY RUB AGAINST A SHIFT LEVER ON THE 5 SPEED TRANSAXLE.
What breaks on the 1987 Pontiac Grand Am?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
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Pontiac Grand Am by Year
Compare AutoScores across nearby years of the Pontiac Grand Am. 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 1987 Pontiac Grand Am
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Where the 1987 Pontiac Grand Am 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 1987 Pontiac Grand Am for what it's actually worth.
Log every service on your Pontiac Grand Am. 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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