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What 31 owners told NHTSA about the 2012 Honda Gl1800a

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 (31)Engine (17)Fuel system (17)Transmission & drivetrain (5)Speed control (3)Brakes (2)Electrical system (2)Suspension (2)Wheels (1)

1 of 31 complaints match · Wheels · clear filters

Oct 5, 2013Transmission & drivetrainWheels

WHILE RIDING THE MOTORCYCLE ON THE HIGHWAY, AT APPROXIMATELY 60 MPH, THE FRONT TIRE PICKED UP A SMALL, UNSEEN PIECE OF ROAD DEBRIS AND FLUNG IT INTO THE OIL FILTER LOCATED ON THE LOWER FRONT END OF THE MOTOR CYCLE BODY. THIS ACTION CAUSED THE FILTER TO BE PUNCTURED, RESULTING IN A LARGE QUANTITY OF OIL TO BE EJECTED FROM THE BIKE AND SLUNG ALONG THE ENTIRE BOTTOM OF THE MOTORCYCLE INCLUDING THE EXHAUST, THE REAR BRAKE ASSEMBLY, AND THE REAR TIRE. I BECAME AWARE OF THE SITUATION WHEN I NOTICED IN THE REAR VIEW MIRRORS A LARGE AMOUNT OF SMOKE COMING FROM THE BIKE. I THEN LOOKED DOWN AND SAW THE LOW OIL PRESSURE LAMP ILLUMINATED ON THE DASH. LUCKILY, I WAS APPROACHING A RED LIGHT AND ALREADY STARTING TO SLOW DOWN. WHILE IN THE STOPPED POSITION I SAW A LARGE POOL OF OIL ON THE ROAD COMING FROM UNDER THE BIKE. I IMMEDIATELY SHUT DOWN THE ENGINE AND MOVED THE BIKE TO THE SHOULDER OF THE ROAD. UPON INSPECTION I FOUND THE HOLE IN THE OIL FILTER AND SAW THAT THE UNDERCARRIAGE OF THE BIKE AND THE REAR WHEEL WERE COVERED IN THE OIL. I FEEL HONDA OWES IT TO ITS CUSTOMERS TO FIX THIS POTENTIALLY DEADLY SAFETY CONCERN BY SIMPLY INSTALLING AN INEXPENSIVE BELLY PAN ON THE UNDERSIDE OF THE BIKE. THIS WOULD SERVE TO PROTECT BOTH THE EXPOSED OIL FILTER AND THE EXPOSED COOLANT RESERVOIR. EITHER OF THESE EXPOSED ITEMS COULD, AND HAVE, EASILY GET PUNCTURED BY A ROCK OR OTHER DEBRIS AND SHOWER THE REAR TIRE AND BRAKE CAUSING LOSS OF CONTROL. I'VE CONTACTED HONDA CUSTOMER SERVICE AND REPORTED THE INCIDENT. THEY HAVE DECLINED ANY ACTION. I'M DISAPPOINTED WITH HONDA'S RESPONSE TO SUCH A SAFETY CONCERN. HOPEFULLY, SOMEHOW THIS WILL BE ADDRESS BEFORE SOMEONE GETS SERIOUSLY INJURED, OR WORSE. I WILL BE ORDERING AND INSTALLING A BELLY PAN ON MY BIKE. *TR

NHTSA ODI 10546878

Working with the data? Download all 31 complaints as CSV · fetched from NHTSA July 28, 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 2012 Honda Gl1800a verdict →