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What 8 owners told NHTSA about the 2015 Honda Civic 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.
3 of 8 complaints match · Transmission & drivetrain · clear filters
Mar 18, 2019Transmission & drivetrainEngine
NOTICING RIGHT NOW JUST THE INTERMITTENT STAGE OF THIS NEW CLUTCH NOISE ON AN UPHILL/INCLINE ALSO THE INCREDIBLY COMMON VTC ACTUATOR COLD START NOISE ON BASICALLY ALL K24 VARIATIONS, STILL RESEARCHING IF THESE TWO ARE CORRELATED WHICH I BELIEVE SO AT THIS MOMENT I WRITE THIS. I JUST BOUGHT THIS 15' CIVIC SI 9 MONTHS AGO, 06 OF 18' WITH JUST OVER 20K. HAD THE COLD START NOISE PROBABLY 5 OR 6 MONTHS IN AS IT BECOMES WINTER AND NOW I'M GETTING CLUTCH NOISES PLUS I FEEL SLIGHT DECREASE IN PERFORMANCE. FROM WHAT I'VE READ AND I'VE DONE WAY TOO MUCH RESEARCH, IT STARTS OUT AS A TYPICAL NOISE EVEN HONDA CANADA THEMSELVES CLAIM AS NOTHING BUT HAD LEAD TO CASES OF CATASTROPHIC FAILURE TO COMPLETE HEAD REPLACEMENTS TO COMPLETE CLUTCH REPLACEMENTS AND SOME CASES SOUNDS RETURNING DUE TO DEFECTIVE OEM DESIGN. CERTIFIED PRE OWNED WARRANTY ON MY VEHICLE: 2015 CIVIC SI HAVE YET TO BRING THE VEHICLE IN, ONCE AGAIN BEGUN NOTICING THIS WIDESPREAD ISSUE AT ONLY 27K MILES. PATHETIC
NHTSA ODI 11187426
May 14, 2018Transmission & drivetrain
CLUTCH MAKES A METAL GRINDING NOISE WHEN RELEASING FROM A STOP TO START MOVING FORWARD IN 1ST GEAR. THIS IS A KNOWN ISSUE WITH THE CLUTCH SPRING.
NHTSA ODI 11093768
Mar 8, 2018Transmission & drivetrainEngine
I HAVE NOTICED A TRANSMISSION FLAW WHEN SHIFTING IT DON'T WANNA FULLY ENGAGE INTO THE GEAR AND I HEAR A TICKING SOUND COMING FROM THE MOTOR
NHTSA ODI 11076808
Working with the data? Download all 8 complaints as CSV · fetched from NHTSA July 19, 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 Si verdict →