2007 Mercury Mariner Hybrid problems
Verdict · NHTSA data
One of the years to avoid
With 40 complaints filed to NHTSA — about 1.8 times the median Mariner Hybrid year — the 2007 model ranks #3 of 8 Mariner Hybrid years for complaint volume. It lands on the years-to-avoid list.
Engine leads the complaint categories with 10 reports (25% of the total).
40
NHTSA complaints
0
Recalls
1
Investigations
1
Crash-involved
0
Fires reported
1
Injuries
0
Deaths
—
NCAP overall
How does 2007 compare to other Mariner Hybrid years?
What are the most common 2007 Mercury Mariner Hybrid problems?
| Component | Complaints | Share | vs prior year |
|---|---|---|---|
| Engine | 10 | 25% | — flat |
| Brakes | 8 | 20% | ▼ down |
| Electrical System | 5 | 13% | ▼ down |
| Fuel System | 5 | 13% | — flat |
| Transmission | 3 | 8% | ▼ down |
| Other | 3 | 8% | ▲ up |
| Steering | 2 | 5% | ▼ down |
| Body & Structure | 2 | 5% | new |
| Suspension | 1 | 3% | new |
| Seats | 1 | 3% | new |
Consumer complaints filed with NHTSA
Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.
“WAS DRIVING - WHEN STOP SAFELY NOW MESSAGE APPEARED ON DISPLAY, ENGINE HAD SHUT OFF, PULLED OVER, WAITED A MINUTE, RESTARTED ENGINE, DROVE A COUPLE OF BLOCKS, STOP SAFELY NOW MESSAGE REAPPEARED, DID THIS SEVERAL TIMES IN THE FEW MILES TO HOME. TOOK CAR TO DEALER NEXT MORNING. REPLACED THE COOLING…”
“WAS DRIVING ON HIGHWAY - WHEN ABS LIGHT CAME ON, THEN SERVICE BRAKE SYSTEM, SERVICE 4X4, REGEN DISABLED DISPLAYED ON DISPLAY. TESTED BRAKES AND APPEARED THAT THEY WERE STILL FUNCTIONING, BROUGHT CAR TO DEALER NEXT MORNING, DEALER REPLACED ABS RING. *JS”
“CAR ENGINE SUDDEN WENT DEAD IN THE MIDDLE OF HIGHWAY AND MESSAGE APPEARED THAT PULL OVER NOW FOR SAFETY. NO POWER TO WHEELS ECT. BARELY FOUND SAFE PLACE TO PULL OVER. DEALERSHIP SAID IT WAS CAUSED BY LEAKY WATER PUMP. VEHICLE WAS REPAIRED AT FOLSOM LAKE FORD. NO NOTE WAS ON THE DISPLAY SAYING WATER…”
“TL*THE CONTACT OWNS A 2007 MERCURY MARINER HYBRID. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 14V526000 (HYBRID PROPULSION SYSTEM) HOWEVER, THE PART NEEDED TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL…”
“TL* THE CONTACT OWNS A 2007 MERCURY MARINER HYBRID. WHILE DRIVING APPROXIMATELY 65 MPH, THE VEHICLE STALLED AND THE CHECK FOUR BY FOUR, SERVICE BRAKES, AND PULL OVER SAFELY WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT MENTIONED THAT WHEN THE BRAKE PEDAL WAS…”
2007 Mercury Mariner Hybrid — common questions
Is the 2007 Mercury Mariner Hybrid reliable?
NHTSA data argues against it: 40 complaints put the 2007 model at #3 of 8 Mariner Hybrid years. It is one of the Mariner Hybrid years to avoid.
What are the most common 2007 Mariner Hybrid problems?
According to NHTSA complaint data, the leading problem areas are engine (10 complaints), brakes (8 complaints), electrical system (5 complaints).
Does the 2007 Mercury Mariner Hybrid have recalls?
No. NHTSA lists no recall campaigns for the 2007 Mercury Mariner Hybrid.
Is the 2007 Mercury Mariner Hybrid under NHTSA investigation?
NHTSA opened one investigation into this model year; all are now closed.
Which Mercury Mariner Hybrid years should you avoid?
Based on complaint rates and open investigations, the Mariner Hybrid years to avoid are 2008, 2006, 2007. The cleanest record among Mariner Hybrid years belongs to 2013.
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.