There are 1 owner-reported speed control & cruise complaints for the 2006 Mercury Mountaineerin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2006 MERCURY MOUNTAINEER. THE CONTACT STATED WHILE ATTEMPTING TO ACCELERATE FROM A COMPLETE STOP, THE PEDAL WAS ABNORMALLY RESISTANT AND THE VEHICLE WOULD NOT RESPOND. THE ENGINE WAS TURNED OFF AND WHEN RESTARTED, THE VEHICLE RESUMED NORMAL OPERATION. THE FAILURE RECURRED THREE TIMES INTERMITTENTLY. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE TECHNICIAN WAS UNABLE TO DIAGNOSE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 48,000.
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