Component Record

Mercury Grand Marquis 2005 Electrical System Problems

76 distinct owners reported a electrical system problem on the 2005 Mercury Grand Marquis - 16% of all complaints for this model year.

Recall Coverage76 complaints

76 complaints; 1 recall campaign covers this system.

Campaigns Covering This System

05V518000Reported November 9, 2005 - 98,836 vehicles potentially affected

Recall covering the electrical system system, reported to NHTSA on November 9, 2005. The campaign covers an estimated 98,836 vehicles across all affected models.

Other Systems on This Model Year

Lighting307 Air Bags67 Vehicle Speed Control39 Seat Belts36 Steering20 Brakes18

How to Read These Counts: complaint counts are owner reports to NHTSA, not failure rates. Older and higher-volume vehicles accumulate more reports, and counts are not adjusted for vehicles sold - no per-sales rate or reliability ranking is shown, because the public data does not support one.

Data as of November 1, 2026. Sources: NHTSA Office of Defects Investigation complaints, recalls, and investigations files (U.S. Government public domain). DefectRecord is not affiliated with NHTSA or any manufacturer. For your specific vehicle, use NHTSA's VIN lookup. Report an error.