One problem related to brake squeaking noise has been reported for the 2005 Mercury Grand Marquis. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Mercury Grand Marquis based on all problems reported for the 2005 Grand Marquis.
: the contact stated while applying brake pressure at low speeds, a squeaking noise was present. The vehicle was inspected by a dealer who determined the squeaking noise was normal, and that was the way the brakes were designed. The manufacturer was not alerted. Updated 01/10/07.