2008 Mercury Mariner Hybrid problems
Verdict · NHTSA data
One of the years to avoid
With 177 complaints filed to NHTSA — about 7.9 times the median Mariner Hybrid year — the 2008 model ranks #1 of 8 Mariner Hybrid years for complaint volume. It lands on the years-to-avoid list.
No single system dominates the record — complaints spread across engine (41), brakes (35), and steering (24), which usually points to general build quality rather than one defect.
177
NHTSA complaints
0
Recalls
2
Investigations
2
Crash-involved
0
Fires reported
0
Injuries
0
Deaths
—
NCAP overall
How does 2008 compare to other Mariner Hybrid years?
What are the most common 2008 Mercury Mariner Hybrid problems?
| Component | Complaints | Share | vs prior year |
|---|---|---|---|
| Engine | 41 | 23% | ▲ up |
| Brakes | 35 | 20% | ▲ up |
| Steering | 24 | 14% | ▲ up |
| Electrical System | 24 | 14% | ▲ up |
| Fuel System | 20 | 11% | ▲ up |
| Transmission | 16 | 9% | ▲ up |
| Speed Control | 11 | 6% | new |
| Other | 5 | 3% | ▲ up |
| Body & Structure | 1 | 1% | ▼ down |
Consumer complaints filed with NHTSA
Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.
“THE ENGINE ABRUPTLY STOPPED WHILE I WAS TRAVELING 65 MPH. THE CAR WAS TOWED TO A FORD DEALER WHO DIAGNOSED THE PROBLEM AS THE "MOTOR ELECTRONICS COOLING PUMP." THE PART WAS REPLACED BUT WAS NOT COVERED BY THE WARRANTY. FORD ISSUED A TECHNICAL SERVICE BULLETIN IN NOVEMBER 2008 CONCERNING THIS…”
“TL* THE CONTACT OWNS A 2008 MERCURY MARINER HYBRID. THE CONTACT STATED THAT WHILE PULLING INTO A PARKING LOT AT 3 MPH, SHE ATTEMPTED TO ENGAGE THE BRAKES BUT THEY FAILED TO STOP THE VEHICLE. THE CONTACT MENTIONED THAT THE ABS AND THE CHECK BRAKE WARNING LAMP ILLUMINATED. ALSO, THE CONTACT STATED…”
“VEHICLE WAS BEING OPERATED AT APPROX 35 MPH WHEN SYSTEM HORN SOUNDED THEN STEERING COLUMN LOCKED UP, CAUSING NEAR MISS ACCIDENT. FORD REFUSES TO ACKNOWLEDGE ANY RECALLS OR REASSESS RECALLL UNDER NHTS CAMPAIGN 14V284000 FOR STEERING WHERE THEIR FIX APPEARS TO BE TO REPROGRAM SOFTWARE. APPEARS THAT…”
“THE ENGINE ABRUPTLY STOPPED WHILE I WAS TRAVELING 65 MPH. THE CAR WAS TOWED TO A FORD DEALER WHO DIAGNOSED THE PROBLEM AS THE "MOTOR ELECTRONICS COOLING PUMP." THE PART WAS REPLACED BUT WAS NOT COVERED BY THE WARRANTY. FORD ISSUED A TECHNICAL SERVICE BULLETIN IN NOVEMBER 2008 CONCERNING THIS…”
“MY 2008 MERCURY MARINER HYBRID HAS A DANGEROUS HIGH SPEED STALL CONDITION. IT IS VERY SERIOUS AND PUTS THE VEHICLE AND OCCUPANTS IN A SITUATION THAT CAUSES A VERY HIGH RISK OF A CRASH. THIS SAID, MY VEHICLE IS NOT COVERED IN THE CURRENT RECALL? WHY NOT? *TR”
2008 Mercury Mariner Hybrid — common questions
Is the 2008 Mercury Mariner Hybrid reliable?
NHTSA data argues against it: 177 complaints put the 2008 model at #1 of 8 Mariner Hybrid years. It is one of the Mariner Hybrid years to avoid.
What are the most common 2008 Mariner Hybrid problems?
According to NHTSA complaint data, the leading problem areas are engine (41 complaints), brakes (35 complaints), steering (24 complaints).
Does the 2008 Mercury Mariner Hybrid have recalls?
No. NHTSA lists no recall campaigns for the 2008 Mercury Mariner Hybrid.
Is the 2008 Mercury Mariner Hybrid under NHTSA investigation?
NHTSA opened 2 investigations 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.