🚗 AutoDefect IQ

2003 Mercury Marquis problems, complaints & recalls

Most-reported problem areas: Exterior Lighting (7) · Vehicle Speed Control (3) · Visibility:windshield Wiper/Washer (2)

🧭 Reliability snapshot

100 /100
✓ Typical or better for this model

Compared against other Mercury Marquis model years — complaint volume vs the model's median year, recalls and severity. How we score →

🛣️ Complaints by mileage

<25k miles: 8 complaints 8 <25k 25–50k miles: 6 complaints 25–50k 50–75k miles: 4 complaints 50–75k 75–100k miles: 0 complaints 75–100k 100–125k miles: 2 complaints 100–125k 125–150k miles: 1 complaints 125–150k 150k+ miles: 2 complaints 150k+

23 NHTSA complaints that reported an odometer reading.

33
Complaints
0
Recalls
0
Service bulletins
4
Crashes reported
1
Fires reported
0
Deaths

Safety recalls (0)

No recalls on record for this model year (campaigns announced since 2010).

What owners report

2019-01-02 · Steering · 66,000 mi

“tl* the contact owns a 2003 mercury marquis. the contact stated that the power steering would seize. when the contact turned off and restarted the vehicle, the power steering operated normally. the vehicle was taken to an independent mechanic, but the failure could not be duplicated. the dealer and manufacturer were contacted. the failure mileage w…”

2018-05-30 · Steering · 60,000 mi

“steering required significant effort to turn steering past approximately 30-45 degrees at the steering wheel. this required replacement of the upper and lower steering columns. less than one month after replacement, steering now has a "jump" and a "clunk" at the same position in the steering wheel rotation. these issues where noticed when the v…”

2018-02-08 · Vehicle Speed Control · 60,000 mi · 💥 crash

“in firestone store parking area perpendicular to service for attendant to fill the rt frt tire. pulled up to attendant , applied brakes and veh surged ahead, struggled to control to no avail. made diffucult u turn to avoid drv into street traffic, crashed other veh, cont'd on jumping 2 inside pk curbs stopping as frame stopped res on curb…”

2016-06-04 · Exterior Lighting

“jan 2016 got a recall notice on the car june called locall dealer. there response is they didn't. know anything about the recall which was that the headlights could go while driving at night.…”

2015-06-06 · Structure:body · 138,000 mi

“my car failed inspection due to an erosion in the frame. i was told that it was the result of the air conditioner condensation dripping on it. as there was no issue in 2014 and i drove the car fewer that 8000 miles in the year, i am concerned about this issue. the car is garaged at all times and was driven very infrequently in the winter months. i …”

2014-10-01 · Exterior Lighting · 122,000 mi

“i have read many complaints about this. my headlights go off about 3 blocks from home and then i have to pull the lever back and hold it to put on bright lights. i have been lucky and not been far from home and have to hold brights on, steer and operate blinkers all at one time. i cannot believe this has not caused a serious accident. i am in p…”

2014-04-01 · Exterior Lighting · 44,500 mi

“tl* the contact owns a 2003 mercury marquis. the contact stated while driving various speeds at night, the headlights failed to illuminate. the vehicle was driven with caution and then the headlights began to function. the failure recurred twice. the failure was not diagnosed nor was the vehicle repaired. the manufacturer was notified of the failur…”

2012-06-12 · Exterior Lighting · 48,342 mi

“headlights would not turn on when i got into car to go to store at night. also battery has been running down while vehicle is just sittng in driveway. *tr…”

2011-12-07 · Exterior Lighting · 150,000 mi

“tl* the contact owns a 2003 mercury grand marquis. the contact stated that the headlights would flicker on and off sporadically. the dealer repaired the failure by replacing the control module. the manufacturer was notified, but denied any assistance with repairs to the defect. the vehicle was repaired. the failure mileage was 150,000 and the …”

2011-05-16 · Exterior Lighting · 193,000 mi

“front headlights are not staying on at night. the sensor seems to be failing or whatever controls the headlights. when i am driving at night the light will come on at dusk, but sometimes without an warning they will just pop off. for this reason, i am fearful of driving at night or in any hazardous driving conditions …”

Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.

Other Mercury Marquis years