43 problems have been reported for the 2003 Mercury Marquis. The following chart shows the 12 most common problems for 2003 Mercury Marquis. The number one most common problem is related to the vehicle's exterior lighting with 9 problems. The second most common problem is related to the vehicle's vehicle speed control (5 problems).
| Problem Category | Number of Problems |
|---|---|
| Exterior Lighting | |
| Vehicle Speed Control | |
| Service Brakes | |
| Steering | |
| Suspension | |
| Electrical System | |
| Visibility | |
| Structure | |
| Gasoline Fuel System | |
| Air Bag | |
| Engine And Engine Cooling | |
| Equipment |
The following chart shows the number of problems reported during each of the service years since the debut of the 2003 Mercury Marquis in 2003.
| Service Year | Number of Problems |
|---|---|
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 | |
| 2012 | |
| 2011 | |
| 2010 | |
| 2009 | |
| 2008 | |
| 2007 | |
| 2006 | |
| 2005 | |
| 2004 | |
| 2003 |
When making the decision between buying a new or used Mercury Marquis, the following table can be used to compare the 2003 Mercury Marquis with the Mercury Marquis from other model years. Note that the number of problems reported for the 2003 Marquis is 43 while the average number of problems reported for the 9 model years of the Mercury Marquis is 32.
| Model Year | Number of Problems |
|---|---|
| 2004 Marquis | |
| 2003 Marquis | |
| 2002 Marquis | |
| 2001 Marquis | |
| 2000 Marquis | |
| 1999 Marquis | |
| 1998 Marquis | |
| 1997 Marquis | |
| 1996 Marquis |