YearToAvoid

2005 Mercury Montego Transmission & Powertrain Problems

NHTSA has 49 owner complaints about transmission problems in the 2005 Mercury Montego, 36% of all 135 complaints for this model year. That is the highest transmission complaint count among 3 Montego model years. These complaints report 3 crashes and 2 injuries. Median mileage at failure: 57,928 miles.

Transmission & Powertrain complaints
49
36% of 135
Crashes reported
3
Fires reported
0
Injuries reported
2
Median mileage
57,928 mi
Related recalls
0

When 2005 Mercury Montego transmission complaints were filed

First complaint Jun 6, 2005, latest Dec 3, 2020.

2005 Mercury Montego transmission & powertrain complaints: complaints filed per month3Jun 2005Aug 2009Sep 2010May 2011Mar 2012May 2013May 2014Dec 2020
49 complaints filed with NHTSA from Jun 2005 to Dec 2020; peak Jul 2010 (3).

Transmission & Powertrain recalls for the 2005 Mercury Montego

No safety recalls on record for this model year.

Transmission & Powertrain complaints by Montego model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 200549 (36%)
  2. 200628 (33%)
  3. 20079 (25%)

Frequently asked questions

Does the 2005 Mercury Montego have transmission problems?
NHTSA has 49 owner complaints about the transmission in the 2005 Mercury Montego, 36% of all complaints for this model year, including 3 that report a crash. Median mileage at failure is 57,928 miles.
Which Mercury Montego year has the most transmission complaints?
The 2005 Mercury Montego has the most transmission complaints (49), compared with 49 for the 2005.
Is there a transmission recall for the 2005 Mercury Montego?
No NHTSA recall campaign for the 2005 Mercury Montego is classified under transmission & powertrain. Complaints alone do not trigger a recall; check the full recall list and your VIN.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.