2004 Subaru Impreza: Reliability Data

Source: NHTSA — 113 complaints
113
Total Complaints
60,000mi
Median Mileage
FUEL/PROPULSION SYSTEM
Top Issue
9
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

13,000 25th Percentile
60,000 Median Mileage
127,842 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

FUEL/PROPULSION SYSTEM
24
AIR BAGS
12
SUSPENSION
10
FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
5
FUEL SYSTEM, GASOLINE
5
SUSPENSION:REAR:SHOCK ABSORBER
4
POWER TRAIN:MANUAL TRANSMISSION
4
POWER TRAIN:CLUTCH ASSEMBLY
3
SUSPENSION:REAR
3
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
3

Severity Assessment

9
Crashes
4
Fires
6
Injuries
0
Deaths

Sample Complaint Reports

"I BOUGHT A 2004 SUBARU IMPREZA WRX STI IN JULY 2003 FROM BOB BAKER SUBARU IN EL CAJON, CALIFORNIA AND EVER SINCE THEN I HAVE HAD ONE PROBLEM AFTER THE NEXT. PLEASE BE ADVISED THAT ALL SERVICING IS COMPLETED AT THE LANCASTER MAZDA-SUBARU LOCATION WHERE I LIVE. SEVERAL COSMETIC PARTS WERE DEFECTIVE ..."
"I BOUGHT A 2004 SUBARU IMPREZA WRX STI IN JULY 2003 FROM BOB BAKER SUBARU IN EL CAJON, CALIFORNIA AND EVER SINCE THEN I HAVE HAD ONE PROBLEM AFTER THE NEXT. PLEASE BE ADVISED THAT ALL SERVICING IS COMPLETED AT THE LANCASTER MAZDA-SUBARU LOCATION WHERE I LIVE. SEVERAL COSMETIC PARTS WERE DEFECTIVE ..."
"I BOUGHT A 2004 SUBARU IMPREZA WRX STI IN JULY 2003 FROM BOB BAKER SUBARU IN EL CAJON, CALIFORNIA AND EVER SINCE THEN I HAVE HAD ONE PROBLEM AFTER THE NEXT. PLEASE BE ADVISED THAT ALL SERVICING IS COMPLETED AT THE LANCASTER MAZDA-SUBARU LOCATION WHERE I LIVE. SEVERAL COSMETIC PARTS WERE DEFECTIVE ..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28