2004 Subaru Legacy used buying checklist

Test for the problems owners report most

The most reported problems of this model year, with what to look for on the test drive.

• Airbags26 owner complaints, usually around 129,000 miles

  Make sure the airbag warning light turns off after start-up, and that every airbag recall was completed.

• Engine and cooling7 owner complaints

  Start the engine cold and listen for knocking or ticking. Check for warning lights, oil leaks and a low oil level, and ask how often oil had to be topped up.

• Acceleration and speed control5 owner complaints

  Check that the car accelerates smoothly, without hesitation or surges, and that cruise control works.

• Fuel and propulsion system5 owner complaints

  Watch for fuel smells, hard starting and the check engine light, and make sure the fuel gauge works.

Make sure these recalls were done

Recall repairs are free at any dealer of the brand. Ask the seller for proof, or have a dealer check the VIN.

• Air bagsRecall number 20V001000, Jan 2, 2020
• Air bagsRecall number 20V002000, Jan 2, 2020
• Air bagsRecall number 20V003000, Jan 2, 2020
• Air bagsRecall number 16V358000, May 25, 2016
• Air bagsRecall number 16V359000, May 25, 2016
• Air bagsRecall number 16V361000, May 25, 2016
• Air bagsRecall number 15V323000, May 28, 2015
• Air bagsRecall number 14V763000, Dec 1, 2014
• Vehicle speed controlRecall number 04V128000, Mar 16, 2004
• Fuel system, gasolineRecall number 03V303000, Aug 20, 2003

Service bulletins worth asking about

Repair instructions the maker sent to dealers for known problems. Ask whether any of these repairs were done.

• This bulletin provides a step-by-step diagnostic procedure for resolving Remote Engine Start (RES)...Oct 20, 2026
• This Service Information Bulletin provides the Service Manual Correction to the diagnostic procedure for...Dec 8, 2025
• This Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA...Apr 22, 2025
• The purpose ofMar 24, 2025

Before you pay

• Decode the VIN and make sure it matches the title, the registration and the car itself.
• Get a vehicle history report to check for accidents, salvage or flood titles and odometer problems.
• Ask for service records, especially oil changes and any transmission fluid service.
• Start the car from cold, and drive it at city and highway speeds for at least 20 minutes.
• Have an independent mechanic inspect the car before you sign anything.