Most common 1996 Mercury Marquis problems
Share of the 31 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Mercury Marquis complaints by model year
Best Marquis years: 2004, 2002, 1995. Years to avoid: 1997. Compare all years →
What 1996 Mercury Marquis owners say
Engine & cooling
We own a 1996 Mercury grand Marquis that the intake manifold failed on 2/28/02 with 70,089 miles on it and the "96 crown victoria and "97 Mercury cougar have been recalled for the same problem of a failure of the "composite" one and ours was not. We ended up being towed 130 miles. Ts
My intake manifold cracked while driving today 4/12/2006 resulting in coolant spraying and reducing my visibility on a mountain road resulting in a near head on miss to oncoming traffic. After further research I found out that the manifold has a know defect by Ford which without my prior knowledge or notification agreed to the settlement of a class action suit. Due the terms of the settlement I have been excluded - which is one reason for writing this message. However, the more important reason is the known potential danger of this defect on the lives of others without having the responsibility to address the problem. Today could have resulted in a fatal injury and the Ford company is just looking at the dollar size instead of doing the responsible thing. It's a real shame and I hope odi can do something about it. I was luckily today, but others May not be in the future. …
Brakes
When applying the brakes they went straight to the floorboard. Also, the window gears broke and have been replaced. But the problem is still happening. In addition, there is problem with the ignition/ it is very hard to steer the vehicle due to the power steering failure. Transmission slips and bangs into gear when accelerating. Electrical failures as well.
Mushy brake pedal when applying brakes. Dealer notified and replaced booster assembly, and condition stil occurring. Brake booster assembly failed twice. The brake pedal is still noisy and the brake booster replacing did not solve the problem.
Windows, wipers & sunroof
When applying the brakes they went straight to the floorboard. Also, the window gears broke and have been replaced. But the problem is still happening. In addition, there is problem with the ignition/ it is very hard to steer the vehicle due to the power steering failure. Transmission slips and bangs into gear when accelerating. Electrical failures as well.
While driving under stormy conditions, consumer attempted to roll down window on passenger's side, and window would not go down. Second time, driver's side window was stuck in the up position. Cause unknown. The repair provider stated that the original material causing the failure was of inferior quality.
1996 Mercury Marquis engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 4.6L 8-cyl | 4-speed automatic | RWD | 15 / 23 / 18 |
EPA ratings. Class: Large car.
Frequently asked questions
Is the 1996 Mercury Marquis a good car?
Based on 31 owner complaints filed with NHTSA, the 1996 Marquis rates average: 1.3× as many complaints as a typical year of the Marquis at the same age. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 1996 Mercury Marquis?
The engine & cooling — 11 complaints, 35% of all complaints for this model year, most often about engine. Next are the brakes (4) and windows, wipers & sunroof (4).
How many recalls does the 1996 Mercury Marquis have?
NHTSA lists no recalls for the 1996 Mercury Marquis. You can still confirm with your VIN using our VIN recall check.
What are the best and worst years of the Mercury Marquis?
The best years by complaints, compared at the same age, are 2004, 2002 and 1995. Years to avoid or approach with caution: 1997. See the full Mercury Marquis years comparison.
At what mileage do 1996 Mercury Marquis problems happen?
The median mileage reported in complaints is about 91,000 miles; 0% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.