2005 Toyota Sienna: Reliability Data

Source: NHTSA — 1418 complaints
1418
Total Complaints
69,512mi
Median Mileage
STRUCTURE:BODY
Top Issue
47
Crash Reports

When Do Complaints Happen?

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

42,000 25th Percentile
69,512 Median Mileage
102,944 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

STRUCTURE:BODY
178
STRUCTURE:BODY:DOOR
165
LATCHES/LOCKS/LINKAGES
110
STEERING
77
SEAT BELTS
76
ELECTRICAL SYSTEM
61
VEHICLE SPEED CONTROL
59
STRUCTURE
57
AIR BAGS
50
UNKNOWN OR OTHER
49

Severity Assessment

47
Crashes
13
Fires
82
Injuries
1
Deaths

Sample Complaint Reports

"COOLANT DRIPPING UNDER THE MUFFLER WHEN THE BRAND NEW VAN WAS DRIVEN 955 MILES AND THE DEALER STILL FIXING IT. THIS IS THE THIRD TIME THE VAN IS IN THE DEALER FOR THE SAME PROBLEM AND TOTOALLY THEY HAS SPENT 15 DAYS. THEY SAID IT WAS BECASUE SOMETHING WAS WRONG WITH THE REAR HEATER CORE.*AK"
"COOLANT DRIPPING UNDER THE MUFFLER WHEN THE BRAND NEW VAN WAS DRIVEN 955 MILES AND THE DEALER STILL FIXING IT. THIS IS THE THIRD TIME THE VAN IS IN THE DEALER FOR THE SAME PROBLEM AND TOTOALLY THEY HAS SPENT 15 DAYS. THEY SAID IT WAS BECASUE SOMETHING WAS WRONG WITH THE REAR HEATER CORE.*AK"
"AUTOMATIC PASSENGER DOOR DOES NOT SENSE ANY PERSON, CHILD OR OBJECT AND WILL TRY TO SHUT UNTIL ENOUGH FORCE IS EXERTED BACK. CLOSED COMPLETELY ON MY CHILD'S HAND. AUTOMATIC DOOR FEATURE IS NOT RECOMMENDED DUE TO LACK OF SAFETY FEATURE TO PREVENT CLOSING ON CHILDREN, PETS ETC. WOULD NOT HAVE PUR..."

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