There are 3 owner-reported brakes complaints for the 2005 Mercury Mountaineerin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
BRAKE PEDAL WENT TO FLOOR, THEN LIFTED PEDAL, THEN I HAD BRAKES, I SHOULDN'T HAVE TO PUMP MY BRAKES TO STOP MY VEHICLE, SERVICE CENTER REPLACED FRONT ROTORS, PADS, AND REAR ROTORS AND PADS, BLEED THE SYSTEM, THIS LASTED ALL BUT 3 DAYS AND IT HAPPENED AGAIN, WHAT GIVES WITH FORD, MERCURY BRAKE ISSUES......? *TR
ON DECEMBER OF 2007, I DROVE INTO MY GARAGE AT A SLOW SPEED. I APPLIED THE BRAKES TO BE ABLE TO PARK THE SUV. THE CAR WOULD NOT STOP UNTIL IT HIT THE INNER WALL OF THE HOUSE. THE AIR BAG DID NOT GO OFF AFTER THE IMPACT.. TOOK THE CAR IN AFTER REPAIR TO FRONT OF CAR WAS DONE. THE DEALER'S SERVICE DEPARTMENT COULD NOT FIND ANYTHING WRONG. 01/10/08 ON JUNE 17, 2008, MY HUSBAND WAS PARKING THE CAR TO LET ME OUT TO GO TO THE DOCTOR'S OFFICE, THE SUV WOULD NOT STOP UNTIL MY HUSBAND PUT THE SUV IN PARK AND SHUT THE ENGINE OFF. *TR
2005 - MERCURY MOUNTAINEER. THIS VEHICLE HAS WHAT I BELIEVE IS A BRAKING DESIGN FLAW. I HAVE BEE COMPLAINING ABOUT THIS BRAKE IN THIS VEHICLE FORM DAY ONE AS WE FIRST THOUGHT THAT THE BRAKE ROTORS HAD TIRE DRESSING ON THEM. THIS WAS NOT THE CASE. IT NOW APPEARS THAT THE BRAKE PEDAL IS DESIGNED FOR THE SHORTER PERSONS, AROUND 5 FT, 2 IN. THE BRAKE PEDAL WITH A PERSON OF THIS SIZE WOULD SIMPLY PUSH THE BRAKE PEDAL ALMOST STRAIGHT DOWN DOWNWARD TOWARDS THE GROUND. A PERSON OVER 6 FT LIKE MYSELF (6 FT, 6IN), CANNOT PUSH THIS BRAKE PEDAL DOWNWARD IN THE SAME FASHION AS THE SHORTER PERSON. THE TALLER PERSON LIKE MYSELF PUSHES THE BRAKE PEDAL TOWARDS THE FIREWALL. THIS BRAKING ENERGY IS NOT TRANSLATED PROPERLY TO THE BRAKE PEDAL, CAUSING FOLLOWING: THE VEHICLES BRAKES WILL NOT TO STOP THE VEHICLE IN A TIMELY MANNER. THE VEHICLES BRAKES APPEAR DRIVE AS IF THE BRAKE ROTATES ARE GLAZED. THE DRIVER OF THE VEHICLE LEG WHILE DRIVING IN CITY TRAFFIC WILL FATIGUE QUITE EASILY. THIS MAKES IT EVEN HARD TO STOP THE VEHICLE AFTER YOU HAVE DRIVEN IT FOR A TIME. PLEASE NOTE THAT I HAVE CONTACTED MY DEAL WHERE I PURCHASED THE VEHICLE AND MOTOR COMPANY. THEY ARE ALL AGREE, THAT THERE IS A DIFFERENCE BETWEEN DRIVE SIZES IN THIS VEHICLE. THIS IS NOT IN DISPUTE; THE FIX OR CORRECTIVE ACTION IS IN DISPUTE. FORD AND THE DEALER WANT FOR ME FOR ME TO PAY OVER $3,000.00 IN ORDER TO UPGRADE THE SAME VEHICLE EXCEPT THIS ONE WOULD HAS THE $120.00 ADJUSTABLE PEDAL OPTION. IT APPEARS THAT IS OPTION IT REALLY NEEDED TO BE STANDARD IN ALL VEHICLES OF THIS TYPE. NOTE PER FORD BOOKLETS, THIS ADJUSTABLE PEDAL IS DESIGNED FOR SHORTER FOLKS AND NOT TALLER FOLKS. I AM TRYING TO WORK THIS OUT WITH THE DEALER AS FORD HAD BECOME DEAF TO MY ISSUE. NOTE THERE TAKE IS WILL NOT ASSIST IN ANY WAY. WHAT A GREAT CAR COMPANY.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026