2004 Subaru Legacy Transmission and drivetrain Problems
- Complaints
- 2about this part
- Share
- 4%of 49 total for the year
- Median mileage
- 590miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the transmission and drivetrain of the 2004 Subaru Legacy, 4% of the 49 complaints for this model year. Where a mileage was given, the median is 590 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“While driving vehicle at low speeds engine idles , causing the driver to put the vehicle in neutral. Sudden random engine surge while going from park to drive. Engine surge happened 6 times already, 4 of which happened in a week.”
NHTSA complaint #10057876, filed 2004-03Related service bulletins
- 11033056May 4, 2026This announcement provides information on the remanufactured CVT transmission program.
- 11032040Apr 24, 2026This bulletin announces the service manual correction regarding clutch master cylinder reservoir service procedures.
- 11022305Aug 11, 2025Subaru Service Technical Support Newsletter special edition.
- 11005624Jul 24, 2024This annoucement provides parts personnel information about remanufactured transmissions that will no longer be available.
- 10186364Jan 12, 2021This bulletin announces a design change to the clutch release bearing.
- 10150949Oct 26, 2018This Service Information bulletin announces a design change to the clutch release bearing used on the models as listed above. During assembly of the bearing, a different type of…
- 10150924Oct 26, 2018This Service Information bulletin announces a design change to the clutch release bearing used on the models as listed above. During assembly of the bearing, a different type of…
- 10089957Jan 15, 2014Repair procedure for high-pitched sound from extension housing area using latest generation production parts - this bulletin provides production change, repair procedure and…
- 10234828May 22, 2013This Bulletin provides production change, repair procedure and parts information to address a customer concern of a high-pitched sound coming from the transmission extension…
- 10141537May 22, 2013This Bulletin provides production change, repair procedure and parts information to address a customer concern of a high-pitched sound coming from the transmission extension…
Transmission and drivetrain: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2022 | 1 | 3% |
| 2021 | 2 | 6% |
| 2020 | 7 | 6% |
| 2019 | 1 | 1% |
| 2018 | 2 | 2% |
| 2017 | 4 | 3% |
| 2016 | 13 | 9% |
| 2015 | 15 | 9% |
| 2014 | 6 | 11% |
| 2013 | 12 | 18% |
| 2012 | 34 | 38% |
| 2011 | 47 | 28% |
| 2010 | 50 | 33% |
| 2009 | 2 | 3% |
| 2008 | 6 | 9% |
| 2007 | 1 | 3% |
| 2006 | 8 | 9% |
| 2005 | 13 | 7% |
| 2004 | 2 | 4% |
| 2003 | 5 | 8% |
| 2002 | 7 | 13% |
| 2001 | 2 | 3% |
| 2000 | 14 | 15% |
| 1999 | 18 | 19% |
| 1998 | 14 | 12% |
| 1997 | 17 | 12% |
| 1996 | 8 | 7% |
| 1995 | 9 | 5% |
| 1994 | 5 | 8% |
| 1993 | 9 | 12% |
| 1992 | 5 | 9% |
| 1991 | 16 | 21% |
| 1990 | 14 | 17% |
Other parts of the 2004 Subaru Legacy
26 complaintsEngine
5 complaintsFuel system
5 complaintsVehicle speed control
5 complaintsBrakes
3 complaintsEngine cooling
2 complaintsElectrical system
1 complaintsOther or unknown
1 complaintsSeat belts
1 complaintsBody and structure
1 complaintsSuspension
1 complaintsTires
1 complaints
← All problems reported for the 2004 Subaru Legacy
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology