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What 377 owners told NHTSA about the 2015 Honda Civic Sedan Si

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (377)Crash / fire / injury (40)Transmission & drivetrain (175)Airbags (57)Engine (31)Electrical system (27)Speed control (20)Steering (20)Body & structure (17)Brakes (14)Wheels (13)Fuel system (11)

31 of 377 complaints match · Engine · clear filters · page 2 of 2

Nov 19, 2015Transmission & drivetrainBrakesEngine

PURCHASED CAR WITH 136 MILES ON IT. NOTICED THE BRAKES MADE A POPPING SOUND WHEN PEDAL WAS DEPRESSED, ALSO A NOISE WAS HEARD WHEN THE CAR WAS PUT INTO DIFFERENT GEARS. TOOK IT IN SEVERAL TIMES AND WAS TOLD NOTHING IS WRONG. MAYBE YOU ARE PRESSING TO HARD ON THE BRAKES.THIRD MONTH IN I WENT BACK AGAIN FOR THE GEAR SHIFT NOISE AND WAS TOLD THATS JUST HOW THESE CIVICS SOUND.

NHTSA ODI 10794875

Nov 2, 2015Electrical systemEngine

TL* THE CONTACT OWNS A 2015 HONDA CIVIC. WHILE DRIVING AT AN UNKNOWN SPEED, THE VEHICLE EXPERIENCED A COMPLETE LOSS OF POWER WHILE IDLING AT A RED LIGHT. THE FAILURE OCCURRED APPROXIMATELY SEVEN TIMES. THE CONTACT STATED THAT THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE FAILURE COULD NOT BE DIAGNOSED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 1,000.

NHTSA ODI 10787580

Oct 28, 2015Transmission & drivetrainEngine

NOTICED A SHUDDER WITH VEHICLE DURING 1ST WEEK OF PURCHASE. THOUGHT IT WAS A LITTLE WEIRD SINCE BEING A NEW CAR. ASSUMED THAT IT WAS AN ISOLATED INCIDENT WITH REGARDS TO BREAK IN OF VEHICLE. 2ND WEEK OF OWNERSHIP ON MY WAY TO WORK, NOTICED THE SHUDDER MULTIPLE TIMES DURING STOP AND GO TRAFFIC. THIS SHUDDER LATER TRANSITIONED INTO A KNOCK OR PINGING OF SOME SORT WHILE JERKING AND ACCELERATING ON ITS OWN WITHOUT ANY DRIVER INPUT. VERY SCARY AT THIS POINT...GOT OFF THE FREEWAY AND PARKED THEN TURNED THE VEHICLE OFF. UPON START UP, VEHICLE STILL IDLING VIOLENTLY. HAD TO GET TO WORK SO JUST BRAKED MOST OF THE WAY AND DROVE WITH ADDED CAUTION. AFTER WORK, CAR BEHAVED NORMALLY ON MY WAY HOME WITH ECON AND AIR CON BOTH OFF. SHUDDER IS STILL PRESENT TO THIS DAY DURING LIGHT TO MODERATE ACCELERATION AT 30 - 40 MPH. I AM FEARFUL OF USING THE ECON AND AIR CON TOGETHER AS THIS WORSENS THE PROBLEM. HONDA AND THE PUBLIC NEEDS TO KNOW ABOUT THIS.

NHTSA ODI 10786587

Sep 27, 2015Engine

VEHICLE VIBRATES WITH NOISE WHEN IN REVERSE MODE. DEALER AND HONDA CLAIM IT IS NORMAL. IT SEEMS THAT THIS PROBLEM IS ALREADY WIDELY KNOWN TO MANY HONDA OWNERS. THE VIBRATION HAPPENS MORE WITH ECON MODE IS SWITCHED ON. THIS CREATES THE FEELING THAT THIS CAR ENGINE IS NOT MOUNTED WELL AND IT COULD LEAD TO MAJOR ACCIDENT DURING DRIVING. THERE WERE SEVERAL PEOPLE WHO ALREADY CHANGED THEIR ENGINE MOUNTS ONLY WHEN CAR HAS LOW MILEGE.

NHTSA ODI 10777969

Jul 17, 2015Engine

TL* THE CONTACT OWNS A 2015 HONDA CIVIC. AFTER THE VEHICLE WAS STARTED, THERE WAS AN ABNORMAL NOISE AND VIBRATION COMING FROM THE FRONT OF THE VEHICLE INTERMITTENTLY WITHOUT WARNING. THE VEHICLE WAS TAKEN TO A DEALER WHERE THE TECHNICIAN STATED THAT THE LOWER MOTOR MOUNTS AND SIDE MOTOR NEEDED TO BE REPOSITIONED. THE VEHICLE WAS REPAIRED. THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 896.

NHTSA ODI 10734764

Jul 13, 2015Engine

VIBRATION ON THE FRONT RIGHT PASSENGER SIDE (THE CONSOLE)WHEN IN IDLE WITH OR WITHOUT THE EMERGENCY BRAKE ON THERE IS VIBRATION. IT ALSO HAPPENS WHEN PUTTING THE CAR IN REVERSE AND TURNING A CORNER UPDATED 09/15/15*LJ UPDATED 09/17/15*LJ UPDATED 11/15/2017*CN

NHTSA ODI 10733814

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Working with the data? Download all 377 complaints as CSV · fetched from NHTSA July 14, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2015 Honda Civic Sedan Si verdict →