"How reliable is the 2007 Mazda Mazdaspeed3?"

"Based on 48 NHTSA complaints, the 2007 Mazda Mazdaspeed3 has a median complaint mileage of 11700 miles. The most common issue is POWER TRAIN:MANUAL TRANSMISSION."

"What are common problems with the 2007 Mazda Mazdaspeed3?"

"The most frequently reported component in NHTSA complaints for the 2007 Mazda Mazdaspeed3 is POWER TRAIN:MANUAL TRANSMISSION, accounting for a significant portion of the 48 total complaints filed."

2007 Mazda Mazdaspeed3: Reliability Data

Source: NHTSA — 48 complaints

Total Complaints

11,700mi

Median Mileage

POWER TRAIN:MANUAL TRANSMISSION

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

5,565 25th Percentile

11,700 Median Mileage

33,800 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

POWER TRAIN:MANUAL TRANSMISSION

ENGINE AND ENGINE COOLING:ENGINE

POWER TRAIN

TIRES

ENGINE AND ENGINE COOLING

ENGINE

SUSPENSION:REAR

STRUCTURE:FRAME AND MEMBERS

POWER TRAIN:DRIVELINE

STRUCTURE

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"I HAD READ REPORTS OF TRANSMISSION MOUNT BOLT FAILURE WITH MY NEW CAR THAT HAD RESULTED IN THE ENGINE FALLING OUT OF THE ENGINE BAY ONTO THE GROUND. IT WAS DISCOVERED THAT THE REASON THIS WAS HAPPENING WAS DUE TO A TRANSMISSION MOUNT BOLT THAT HAD WORKED ITS WAY LOOSE UNTIL THE POINT OF BREAKING OF..."

"THERE HAVE BEEN A FEW COMPLAINTS OF THE DRIVER'S SIDE MOTOR MOUNT BOLT COMING LOOSE ON MAZDA SPEED3S. I HAD VISUALLY CHECKED MINE FROM THE BOTTOM SEVERAL WEEKS AGO, AND IT LOOKED OKAY, BUT TODAY I DECIDED TO PHYSICALLY CHECK IT. I PUT THE FRONT ON RAMPS AND REMOVED THE BATTERY AND BOX. I GOT U..."

"I HAVE HEARD VIA MAZDA3FORUMS.COM THAT THERE HAVE BEEN MULTIPLE FAILURES OF THE DRIVERS SIDE TRANSMISSION MOUNT AND I DECIDED TO CHECK MY OWN SINCE I HAVE WORKED ON CARS FOR ABOUT 20 YEARS...AND I DO NOT TRUST DEALER SERVICE. I ATTACHED A TORQUE WRENCH TO THE BOLT AND PROCEEDED TO GET ABOUT 1/3 TO 1..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28