2015 Honda Odyssey: Hard shift clunking sound from 1st gear to 2nd
Common wear/failure (not a recall)
Symptoms
Owners of the 2015 Odyssey report: hard shift clunking sound from 1st gear to 2nd. CarComplaints.com lists 20 owner complaints, average mileage 15,700 miles.
NHTSA has 41 owner complaints for the 2015 Odyssey in this area. Examples:
- NHTSA complaint ODI #11727615 (filed 03/27/2026): “Approximately 7 months ago, my 2015 honda odyssey experienced an engine misfire with code p0302 (cylinder 2). all spark plugs were replaced at that time and the issue appeared resolved. however, the misfire has now returned with the check engine light on, agai…”
- NHTSA complaint ODI #11706729 (filed 12/23/2025): “The car sporadically does not shift from 1st 2 second and then abruptly shuts cause a loud jerk of engine and car. it is startling and scary when it happens. i’m afraid the car will break down while in the road. every time we take the car to dealership they “…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: software update (3 reports) completed tsb 15-014, software update 1255c1 (1 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Diagnosis needs a scan tool; repair or replacement needs a lift, transmission jack and the manufacturer's fluid fill/relearn procedure. (Our assessment.)
Cost
CarComplaints.com owners report a typical repair cost of about $150 (owner-reported average, not a quote).
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
- CarComplaints.com: Hard shift clunking sound from 1st gear to 2nd (2015 Odyssey)
- NHTSA complaints API, 2015 Odyssey
Page last updated .