There have been 4 technical service bulletins issued for the 2021 Honda GL1800.
| Bulletin Date: | May. 19, 2022 |
| Component: | Brakes (pws). |
| Bulletin Summary: | "newsletter - if the lcd screen is blank/inoperative and asterisks appear in place of the riding modes, perform the following test. ? inspect the number five (15 amp) audio fuse next to the battery in the main fuse box. ? if failed, |
| Vehicles covered in this TSB: |
2021 Honda CMX1100,
2020 Honda Crf1100a,
2020 Honda Crf1100d4,
2020 Honda Crf1100l,
2018 Honda GL1800,
2019 Honda GL1800,
2020 Honda GL1800,
2021 Honda GL1800,
2021 Honda Nc750xd.
|
| Bulletin Date: | May. 19, 2022 |
| Component: | Structure. |
| Bulletin Summary: | "newsletter - if the lcd screen is blank/inoperative and asterisks appear in place of the riding modes, perform the following test. ? inspect the number five (15 amp) audio fuse next to the battery in the main fuse box. ? if failed, |
| Vehicles covered in this TSB: |
2021 Honda CMX1100,
2020 Honda Crf1100a,
2020 Honda Crf1100d4,
2020 Honda Crf1100l,
2018 Honda GL1800,
2019 Honda GL1800,
2020 Honda GL1800,
2021 Honda GL1800,
2021 Honda Nc750xd.
|
| Bulletin Date: | May. 19, 2022 |
| Component: | Electrical system. |
| Bulletin Summary: | "newsletter - if the lcd screen is blank/inoperative and asterisks appear in place of the riding modes, perform the following test. ? inspect the number five (15 amp) audio fuse next to the battery in the main fuse box. ? if failed, |
| Vehicles covered in this TSB: |
2021 Honda CMX1100,
2020 Honda Crf1100a,
2020 Honda Crf1100d4,
2020 Honda Crf1100l,
2018 Honda GL1800,
2019 Honda GL1800,
2020 Honda GL1800,
2021 Honda GL1800,
2021 Honda Nc750xd.
|
| Bulletin Date: | May. 19, 2022 |
| Component: | Power train. |
| Bulletin Summary: | "newsletter - if the lcd screen is blank/inoperative and asterisks appear in place of the riding modes, perform the following test. ? inspect the number five (15 amp) audio fuse next to the battery in the main fuse box. ? if failed, |
| Vehicles covered in this TSB: |
2021 Honda CMX1100,
2020 Honda Crf1100a,
2020 Honda Crf1100d4,
2020 Honda Crf1100l,
2018 Honda GL1800,
2019 Honda GL1800,
2020 Honda GL1800,
2021 Honda GL1800,
2021 Honda Nc750xd.
|
| Bulletin Date: | Feb. 19, 2021 |
| Component: | Steering. |
| Bulletin Summary: | The wrench - when performing the service bulletin gl1800 #1- loose handlebar repair on 2018 gl 1800, or removing the steering bridge to adjust the upper steering stem nut on any 2018 and newer gl1800, the left rear tie rod bolt needs to be |
| Vehicles covered in this TSB: |
2018 Honda GL1800,
2019 Honda GL1800,
2020 Honda GL1800,
2021 Honda GL1800.
|
| Bulletin Date: | May. 11, 2020 |
| Component: | Engine and engine cooling. |
| Bulletin Summary: | Video message - it concerns how to replace a leaky front rocker arm oil control valve. Due to a deteriorated lower gasket or an out-of-spec gasket groove, the front rocker arm oil control valve can leak in certain v6 models with variable cy |
| Vehicles covered in this TSB: |
2020 Honda Accord,
2020 Honda CB300,
2020 Honda Cbr600rr,
2020 Honda Civic,
2020 Honda Civic Type-r,
2020 Honda Cr-v,
2020 Honda Crf1100a,
2020 Honda FIT,
2020 Honda GL1800,
2021 Honda GL1800,
2020 Honda GROM125,
2020 Honda Hr-v,
2020 Honda Insight,
2020 Honda Odyssey,
2020 Honda Passport,
2020 Honda Pilot,
2020 Honda Ridgeline,
2020 Honda Vt750c,
2020 Honda Vt750cs,
2020 Honda Xr650l.
|
| Bulletin Date: | May. 8, 2020 |
| Component: | Engine and engine cooling. |
| Bulletin Summary: | Video message - it concerns how to replace a leaky front rocker arm oil control valve. Due to a deteriorated lower gasket or an out-of-spec gasket groove, the front rocker arm oil control valve can leak in certain v6 models with variable cy |
| Vehicles covered in this TSB: |
2020 Honda Accord,
2020 Honda CB300,
2020 Honda Cbr600rr,
2020 Honda Civic,
2020 Honda Civic Type-r,
2020 Honda Cr-v,
2020 Honda Crf1100a,
2020 Honda FIT,
2020 Honda GL1800,
2021 Honda GL1800,
2020 Honda GROM125,
2020 Honda Hr-v,
2020 Honda Insight,
2020 Honda Odyssey,
2020 Honda Passport,
2020 Honda Pilot,
2020 Honda Ridgeline,
2020 Honda Vt750c,
2020 Honda Vt750cs,
2020 Honda Xr650l.
|
Also see
Honda vehicle common problems.