There are 6 owner-reported air bags & restraints complaints for the 2000 Mercury Mountaineerin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
DT*: THE CONTACT STATED WHILE DRIVING AT 35 MPH ANOTHER VEHICLE RAN A STOP SIGN AND STRUCK THE DRIVERS SIDE OF THE VEHICLE CAUSING A ROLLOVER. IN THE ACCIDENT THE AIR BAGS DID NOT DEPLOY. NO ONE WAS INJURED, SEATBELTS WERE WORN AND A POLICE REPORT WAS FILED. THE VEHICLE WAS TOTALED.
DT: AIR BAGS DID NOT DEPLOY GOING AT 35-40MPH.STATES HE DID HAVE AN ACCIDENT WHICH TOTALED HIS FRONT END, BUT NEITHER AIR BAG (L OR R) DEPLOYED.
WE WERE REAR ENDED AND BOTH SEATS BROKE, FLINGING US INTO THE BACK SEAT. WE THEN WENT INTO THE ONCOMING LANE (BECAUSE MY WIFE COULD NO LONGER REACH THE STEERING WHEEL OR THE BRAKES) AND WERE HIT HEAD ON. COMPLAINT #1 - THE SEATS SHOULD NOT HAVE BROKEN. COMPLAINT #2 - THE AIRBAGS NEVER DEPLOYED.*AK
REAR SEAT BELT WILL NOT RELEASE FOR MORE ROOM CAUSING DISCOMFORT FOR THE CONSUMER. DEALER NOTIFIED.*AK
WHILE LEAVING PARKING LOT, ACCELERATER PEDAL BECAME STUCK. DRIVER CAME TO A STOP BY HITTING OTHER CARS. AIR BAGS DID NOT DEPLOY. CAUSE UNKNOWN. *AK *TT
THE AIR BAGS FAILED TO DEPLOY DURING THE ACCIDENT. YH
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 25, 2026