2009 Mercury Mariner transmission problems
The 2009 Mercury Mariner has 44 transmission complaints filed with NHTSA — 10% of the year's total, and down from the prior model year.
44
Transmission complaints
10%
Share of year
0
Crash-involved
0
Related recalls
Transmission complaints by year
What owners report
“WHILE DRIVING, THE VEHICLE STARTED LOSING POWER AND THE WRENCH LIGHT CAME ON; STOPPED AND HAD A HARD TIME CRANKING BUT WAS ABLE TO GO ON. 2ND TIME PULLING ONTO A BUSY STREET, SAME INCIDENT, ABLE TO GET TO CENTER LAN AND RECRANK THIS TIME SURGING FORWARD BUT GAINED CONTROL AND WENT ON, VERY…”
Common questions
How many transmission complaints does the 2009 Mercury Mariner have?
NHTSA has 44 complaints about the 2009 Mercury Mariner transmission — 10% of all complaints filed for that model year.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.