Radiator cap may leak or spray hot coolant
Defect Summary
Honda (american honda motor co.) is recalling certain 2021 honda rebel 1100 (cmx1100) motorcycles. the radiator cap may have been improperly formed during manufacturing, which could create an insufficient seal.
Safety Consequence
An insufficiently sealed radiator cap may leak or spray hot coolant, increasing the risk of injury or crash.
Corrective Action
Dealers will replace the radiator cap and refill any lost coolant, free of charge. owner notification letters were mailed february 22, 2022. owners may contact honda service at 1-888-234-2138. honda's number for this recall is kn1.
Similar Recalls
Other recalls from Honda (american Honda Motor Co.) or involving Engine And Engine Cooling.
FAQ: Recall 21V987000
Your rights, the repair process, and what each field on this page means.
What is recall 21V987000?
NHTSA recall 21V987000 was issued by Honda (american Honda Motor Co.) on December 16, 2021. It addresses: Radiator cap may leak or spray hot coolant. The recall affects approximately 1,022 vehicles, with the defect involving the Engine And Engine Cooling component.
How do I get this recall repaired?
Contact any authorized Honda (american Honda Motor Co.) dealer and reference NHTSA recall ID 21V987000 or the manufacturer campaign number KN1. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.