Honda Civic SI: problems, complaints, bulletins
Summary for the Honda Civic SI across 10 model years: 0 owner complaints and 20 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Engine | 0 | 0 | 21 |
| Structure | 0 | 0 | 10 |
| Electrical system | 0 | 0 | 5 |
| Engine and cooling | 0 | 0 | 4 |
| Equipment | 0 | 0 | 4 |
| Air bags | 0 | 0 | 1 |
| Exterior lighting | 0 | 0 | 1 |
| Steering | 0 | 0 | 1 |
| Visibility | 0 | 0 | 1 |
What to check before buying
- Engine. Cold start, unusual noises, oil leaks and engine codes.
- Structure. Rails, pillars, panel gaps, signs of pulling or welding.
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Engine and cooling. Radiator and fan after a frontal hit, coolant level and condition, overheating.
Manufacturer service bulletins
Bulletin titles as filed with NHTSA.
- Service Bulletin - Under certain conditions, the cylinder head gasket effectiveness may be reduced which…
- Service Bulletin - Under certain conditions, the cylinder head gasket effectiveness may be reduced which…
- Service Bulletin - Under certain conditions, the cylinder head gasket effectiveness may be reduced which…
- Over the Air System Updates - 2025 Civic Si
- Service Bulletin - Under certain conditions, the cylinder head gasket effectiveness may be reduced which…
- Service Bulletin - Under certain conditions, the cylinder head gasket effectiveness may be reduced which…
- Service Bulletin - Under certain conditions, the cylinder head gasket effectiveness may be reduced which…
- Service Bulletin - Under certain conditions, the cylinder head gasket effectiveness may be reduced which…
- Dealer Message - American Honda Motor Co., Inc
- Dealer Message - American Honda Motor Co., Inc
- Dealer Message - American Honda Motor Co., Inc
- Dealer Message - American Honda Motor Co., Inc
Repair videos
We do not copy videos: these are YouTube links credited to their authors. Amounts are as stated by the author and not verified by us.
- Wrecked 2018 Honda Civic (Part 6) Price reveal!amount per author: 350 UNSPECIFIED_DOLLAR
- 2020 Honda Civic Si Rebuild: Front End Refresh with Partify!amount per author: 278 UNSPECIFIED_DOLLAR
- I Bought The Cheapest 2017 Honda Civic You Could Possibly Get From Copart
- REBUILDING A WRECKED 2018 Honda Civic in 10 min
- 2018 Civic Turbo Leaking Air. #p2187 #honda #shorts
- Rebuilding A Wrecked 2018 Honda Civic /// Part 1
Other models of this make
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-04.