Mercury Grand Marquis problems
Light NHTSA footprint — 26 owner complaints. Either a clean record or thin data; we'll show what's there.
Solid reliability overall. Common issues are concentrated in a few systems.
Buyable on the data — keep up the usual maintenance and inspect normally.
- No systemic severe-failure pattern in the complaint record
- Reliability score 8.4/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Buying a used 2009 Mercury Grand Marquis? Check these first
Here's what this model is known to do — so you can inspect for it, price it in, or make the seller fix it before you sign.
What to inspect on this specific car
- steering — 5 owner reports · tends to show around 114,000 mi · ~$700 to fix
- brakes — 4 owner reports · tends to show around 18,311 mi · ~$450 to fix
- electrical — 4 owner reports · tends to show around 37,357 mi · ~$850 to fix
- cruise control — 3 owner reports · tends to show around 26,667 mi · ~$600 to fix
⚠ The one to take seriously: brakes is flagged severe on this model , showing up around 18,311 mi. Inspect it closely on a test drive.
Recalls to confirm are done
Run the VIN from the listing — no active recalls on this model right now, but confirm none were opened after this car was built.
Verdict for buyers: 8.4/10 model. The priciest documented failure is electrical (~$850) — get the seller's service records for it or inspect closely. Otherwise an average-risk used buy at a fair price.
We tell you what this model is known for and what to inspect — a vehicle-history report tells you what this exact car has been through. Smart buyers get both.
See the full pre-purchase inspection checklist →Ask anything about your 2009 Mercury Grand Marquis
A noise, a warning light, a repair quote, "should I buy this?" — get an answer grounded in this vehicle's actual NHTSA record, not generic advice.
Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.
Top trouble spots 4 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
My wife was driving around 25 MPH and less than one mile from our house. When she applied the brakes to stop at a stop sign the engine revved up. I was riding with her and observed the engine rev to around 2,500 RPM before slowing down. I also observed that her right foot was…
Tl* the contact owns a 2009 mercury grand marquis. The contact received NHTSA campaign id number 13v385000 (steering) however, the contact was unable to have the vehicle serviced under the recall due to the required part not being available for the repair. The manufacturer was…
Tl* the contact owns a 2009 mercury grand marquis. He applied pressure to the brake pedal when attempting to park the vehicle, but it lurched forward. The vehicle crashed through the garage walls into the adjacent room. There was no personal injury. There were damages to…
On october 21, 2016, while I was driving on I-30 in dallas county, a fire occurred in the daimay-supplied driver-side visor lamp assembly of my 2009 Ford mercury grand marquis. The Ford fuse system failed, allowing the fire to burn, melting portions of the visor and roof…
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2009 Mercury Grand Marquis reliable?
Mostly yes. With a reliability score of 8.4 out of 10 based on 26 owner complaints filed with NHTSA, the 2009 Mercury Grand Marquis is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2009 Mercury Grand Marquis?
On the NHTSA data, the 2009 Mercury Grand Marquis does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 8.4/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What should I check before buying a used 2009 Mercury Grand Marquis?
Inspect the steering first — it's the most-reported issue on this model, with 5 owner complaints filed. Typical failure occurs around 114,000 miles. Average repair cost runs about $700 at an independent shop. Also confirm any open recalls have been completed by running the VIN, and ask for service records covering the problem areas listed above.
Is the 2009 Mercury Grand Marquis a good used car to buy?
It scores 8.4 out of 10 on our NHTSA-based read of 26 owner complaints. The main thing to watch is steering. Typical failure occurs around 114,000 miles. Priced fairly and clean on inspection, it's a reasonable used buy. Our data covers what this model is known for — pair it with a vehicle-history report on the VIN to see what that specific car has been through.
What's the most common problem on the 2009 Mercury Grand Marquis?
Based on NHTSA records, the most-reported issue is steering, with 5 complaints filed. Typical failure occurs around 114,000 miles. Average repair cost runs about $700 at an independent shop.
What's the most expensive thing that goes wrong?
The steering is one of the costlier repair items. Average repair cost runs about $700 at an independent shop. Typical failure occurs around 114,000 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Mercury Grand Marquis has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2009 Mercury Grand Marquis?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 26 complaints on file and the costliest repair averaging $700, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.